Stonehenge Health Add 6 Bottles of Dynamic Calm Review

Stonehenge Health's Dynamic Calm is presented as a stress and cortisol support supplement built around 600 mg of clinically studied KSM-66 Ashwagandha. The page says the formula combines this ingredient with six complementary botanicals and minerals to support the body's natural stress response, promote calm without drowsiness, and help maintain a balanced mood. The listed benefits include supporting a healthy cortisol response, supporting the body's natural stress response, promoting calm without drowsiness, supporting better sleep quality and helping users fall asleep faster, helping maintain a balanced mood, daily mental and physical stress support, promoting calmness and relaxation, and supporting feelings of happiness and optimism. The page describes the product as not a sedative, and says it is intended to provide functional calm that lets users stay sharp and present through the day while supporting restful sleep that ongoing stress can disrupt. The brand states that the formula is meant to help the body recalibrate its cortisol response rather than simply mask stress. The recommended use is two capsules daily, with one capsule taken with lunch and one with dinner, or as directed by a healthcare professional. The page states that a bottle of sixty capsules is a full 30-day supply. The FAQ says the midday and afternoon routine aligns with the body's natural cortisol rhythm without disrupting the normal sleep-wake cycle. The page also says L-theanine may produce noticeable effects within one to two hours of the first dose, and that clinical research on KSM-66 Ashwagandha at 600 mg shows meaningful reductions in cortisol over 60 days of daily use. A doctor recommendation section names KSM-66 Ashwagandha, magnesium, L-theanine, Rhodiola, Lemon Balm, and Holy Basil as well-regarded ingredients. The brand offers a 90-day 100 percent money-back guarantee, and the page offers subscription and one-time purchase options with bundles of one, three, and six bottles. The page advises consulting a physician before use for people who are pregnant, nursing, under 18, on medication, or who have a medical condition.

Product Focus: Stress and CalmAlso covers:BrainHormones
Tier ⓘ
Tier 3 · Rank 2
Tier 3 · Reviewed. Strong review agreement, with limited or early support from human studies. Rank 2 within Tier 3 for Stress and Calm; 10 of 22 overall. Tiers run from 1, the strongest evidence, to 5. How we grade →
Evidence ⓘ
76 /100
How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.
Positive Reviews
100% of 96
Biohacker Mentions
10 of 10
Cost per month
$114 at 3 servings

Study, Trial or Testing Result Summary

Members Only240 human studies · 178 improved

31 of these 240 human studies gave the ingredient by drip or inhaler, not by mouth.

240 human studies178 improved22 no effect74,712 people studied

Ashwagandha, the main ingredient, is at a full dose of 600 mg and has the strongest support here. Pooled trials found it lowered stress, anxiety and the stress hormone cortisol compared with placebo, with the best stress effect at 300 to 600 mg a day, though results varied between trials [1][2][3]. An 8-week trial found 600 mg daily lowered stress and anxiety more than placebo [4]. Lemon balm reaches a studied dose at three servings a day. Trials found it improved mood, anxiety and stress [5][6]. Rhodiola reaches a studied dose at two servings a day. It reduced burnout and stress in placebo-controlled trials [7]. L-theanine is at a full dose, but its stress benefit was modest and its anxiety results were inconsistent [8][9]. Holy basil, lavender and magnesium are all below the doses that were studied. At full doses, holy basil eased stress [10] and lavender oil capsules eased anxiety [11]. The evidence for magnesium was mixed [12][13]. Animal and cell studies are never counted.

See all 240 studies →Hide the studies

Review Totals and Summary

Members Only96 reviews · 100% positive
96 reviews · Stonehengehealth 96
100% positive0% neutral0% negative

**Overall picture:** The feedback is uniformly positive, with buyers describing a calmer, more manageable day and better sleep. All of it comes from six testimonials on the brand's own site. The page says the featured customers are compensated and that extreme results are not typical, so treat it as promotional rather than a balanced sample. Only the capsules are covered here, and no other forms appeared in the material. **What buyers say it did for them:** The most common claim is calmer handling of stress. One person said, "My resilience to stress has improved 100%," and another described feeling "calmer in the morning when I wake up." Several mention less irritability, such as "I no longer get as heated so quickly" and "I wasn't as quick-tempered." Others describe clearer thinking and focus, including "clarity and objectivity" for tackling work projects without feeling overwhelmed. Sleep comes up often: one reviewer now sleeps "through the whole night," and another has been "falling asleep faster." Two reviewers say their cortisol levels improved, but they give no details on how this was measured. **What they complain about:** There are no complaints in this material. The written feedback does not mention side effects, and nothing negative appears in the testimonials. This reflects how the testimonials were selected. It does not show that no one has had problems. **Taste, smell, pill size or form:** Nothing is said about taste, smell, capsule size or how easy the capsules are to swallow, so I can't tell you anything on this from the feedback. **Value for money:** Cost is not discussed in the testimonials. One reviewer says she has "no intention of stopping its use" and has recommended it to others. That suggests she is satisfied, but it is not a statement about price. The listing is for a six-bottle bundle, and the feedback gives no way to judge whether that is good value. **Who it seems to suit and who it did not:** The reviewers are busy people under steady pressure, including a nurse, a person caring for aging parents and adult children, someone managing stress at work, and a person juggling work and family. Several say they wanted a natural option for stress or poor sleep. One said she had tried other supplements and yoga without a noticeable difference before this. Timing is mentioned in two cases: improvements within "a couple of weeks" and after 14 days. The page itself says results may take extended time on the supplement. No one reports that it did not suit them, so the feedback can't tell us who might not benefit. **Bottom line:** Buyers who wrote in credit it with calmer days, less irritability and easier sleep. The evidence is a small, brand-selected, compensated set with nothing on taste, size, side effects or price. Weigh it with that in mind.

Biohacker Summary

Members Only10 of 10 recommend it
10 of 10 biohackers on our panel recommend it

Ashwagandha, the main ingredient, gets a mostly positive read from the panel: five of the ten recommend it, one uses it, and four are neutral but still describe real effects. People take it for stress, anxiety, better sleep, lower cortisol, and, in two cases, a testosterone boost. Doses mentioned include 250 milligrams a day, and a range of 120 to 1,000 milligrams taken for at least 6 weeks, with most studies using 400 to 600 milligrams. One panelist prefers standardized extracts such as KSM-66 or Sensoril, another says a real standardized extract at a real dose is needed, and one finds it only a little bit helpful for sleep and not right for everyone. Magnesium is a smaller ingredient in this product, and the panel mostly takes it for sleep, with forms like threonate and glycinate favored and two of them warning that labels can overstate the real magnesium dose.

See all 10 biohackers →Hide the biohackers
  • Dr. Mark Hyman · Ashwagandha · recommends
    • 23 Oct 2026 · recommends · Facebook ↗
      Lists ashwagandha as an herb that can help lower anxiety or depression symptoms.
    • 1 Nov 2026 · Magnesium · uses · Facebook ↗
      Recommends considering magnesium glycinate before bed for nervous system support, deeper sleep quality, and to help the body transition into rest, and states that they take it every night.
    • 21 Oct 2026 · Magnesium · recommends · YouTube ↗
      Recommends Magnesium Breakthrough Advanced 10 from Bioptimizers for restful sleep, muscle recovery, stress resilience, and metabolic health, especially during stressful times of the year.
    • 14 Oct 2026 · Magnesium · recommends · TikTok ↗
      Recommends magnesium because it is involved in over 600 reactions in the body and up to 80% of people may have low levels that never get flagged on a standard blood test.
    • 12 Oct 2026 · Magnesium · recommends · YouTube ↗
      Recommends magnesium as a basic supplement during detoxification to support pathways, help with constipation, and provide electrolytes.
    • 12 Oct 2026 · Lavender · recommends · YouTube ↗
      Dr. Hyman recommends using lavender with an Epsom salt bath at night as a lifestyle recommendation to help mitigate detox symptoms.
    • 7 Oct 2026 · Magnesium · recommends · YouTube ↗
      Recommends Magnesium Breakthrough Advanced 10 from Biooptimizers, which contains 10 bioavailable forms and 550 mg of elemental magnesium, to support restful sleep, restorative sleep, muscle recovery, stress resilience, and metabolic health.
    • 30 Sep 2026 · Magnesium · uses · YouTube ↗
      Has recommended magnesium breakthrough from bioptimizers for years and now uses Magnesium Breakthrough Advanced 10 as part of his evening routine, especially during periods of travel, training, and higher stress, to support sleep, muscle recovery, and metabolic health.
    • 22 Sep 2026 · Magnesium · recommends · Instagram ↗
      Recommends correcting nutrient deficiencies with magnesium.
    • 16 Sep 2026 · Magnesium · recommends · YouTube ↗
      Recommends Magnesium Breakthrough Advance 10 from BiOptimizers, which has 10 bioavailable forms of magnesium and more elemental magnesium, as part of his evening routine for sleep, muscle recovery, and metabolic health.
    • 9 Sep 2026 · Magnesium · uses · YouTube ↗
      Has recommended Magnesium Breakthrough from Bio Optimizers for years and now uses Magnesium Breakthrough Advanced 10 as part of his evening routine, especially during periods of travel, training, and higher stress, to support sleep, muscle recovery, and metabolic health.
    • 2 Sep 2026 · Magnesium · recommends · YouTube ↗
      Recommends Magnesium Breakthrough Advance 10 from Bio Optimizers, which contains 10 bioavailable forms of magnesium, as it plays a critical role in sleep recovery, stress regulation, and muscle function, and has become part of his evening routine, especially during periods of travel, training, and higher stress.
    • 24 Jun 2026 · Lemon Balm · recommends · YouTube ↗
      Recommends lemon balm as an ingredient in Besper that helps the body relax.
    • 27 May 2026 · Lemon Balm · neutral · YouTube ↗
      Mentions that ingredients like lemon balm in Vesper help the body relax.
  • Dr. Eric Berg · Ashwagandha · recommends
    • 8 Oct 2026 · recommends · YouTube ↗
      Recommends ashwagandha, suggesting 250 milligrams per day over time to increase stress tolerance and help the cortisol receptor.
    • 30 Oct 2026 · Magnesium · neutral · Instagram ↗
      Dr. Eric Berg states that magnesium supports energy, muscle function, and sleep, and that most of it is stored inside cells, making deficiencies harder to detect with a standard blood test.
    • 28 Oct 2026 · Magnesium · neutral · YouTube ↗
      Notes that magnesium could also be a factor in preventing muscle cramps.
    • 25 Oct 2026 · Magnesium · recommends · YouTube ↗
      Recommends magnesium, specifically magnesium glycinate, stating it is key for D3 and K2 to work and is probably more important than calcium for building bone.
    • 25 Oct 2026 · Magnesium · recommends · X ↗
      Recommends increasing magnesium to restore balance and support healthy blood pressure.
    • 24 Oct 2026 · Magnesium · recommends · Instagram ↗
      Dr. Eric Berg suggests that magnesium could help support deeper, more restful sleep.
    • 24 Oct 2026 · Magnesium · recommends · YouTube ↗
      Recommends Magnesium Glycinate, noting that the combination of magnesium and glycine is helpful for connective tissue, sleep, and reducing stress.
    • 23 Oct 2026 · Magnesium · recommends · Instagram ↗
      Recommends taking magnesium 90 minutes to 2 hours before bedtime to support better sleep.
    • 23 Oct 2026 · Magnesium · recommends · YouTube ↗
      Suggests that magnesium glycinate can help support the missing 'break pads' on the nervous system, which contribute to constant pain.
    • 22 Oct 2026 · Magnesium · recommends · Podcast ↗
      Taking 400 mg of magnesium glycinate daily may also help support brain health during menopause.
    • 21 Oct 2026 · Magnesium · warns · YouTube ↗
      Warns against magnesium oxide because it is poorly absorbed, with only about 4% absorption, and can cause diarrhea, despite being commonly used in research and supplements due to its low cost.
    • 4 Sep 2026 · neutral · X ↗
      Rates Ashwagandha on a scale from 1 to 10.
    • 26 Jun 2026 · recommends · YouTube ↗
      Lists ashwagandha as one of the best ways to lower luteinizing hormone, which goes too high as people age and is related to dementia.
    • 5 May 2026 · neutral · YouTube ↗
      Notes that some people take ashwagandha or other adaptogens to help calm them down when they assume their problem is cortisol, and sometimes it works.
  • Siim Land · Ashwagandha · recommends
    • 7 Oct 2026 · recommends · Instagram ↗
      Recommends Ashwagandha for stress, sleep and performance, based primarily on human research, especially randomized controlled trials showing measurable benefits.
    • 25 Oct 2026 · Magnesium · recommends · Instagram ↗
      States that Magnesium can be a useful addition for some people for sleep.
    • 12 Oct 2026 · Magnesium · recommends · YouTube ↗
      Recommends magnesium for sleep, especially deep sleep, and suggests trying better types like Threonate, Biscinate, or Torate, referencing a study where magnesium supplementation improved deep sleep.
    • 7 Oct 2026 · Magnesium · recommends · Instagram ↗
      Recommends Magnesium for blood pressure, migraines and deficiency, based primarily on human research, especially randomized controlled trials showing measurable benefits.
    • 6 Oct 2026 · neutral · X ↗
      Lists Ashwagandha as one of 15 supplements backed by human studies.
    • 6 Oct 2026 · Magnesium · neutral · X ↗
      Lists Magnesium as one of 15 supplements backed by human studies.
    • 30 Sep 2026 · Magnesium · recommends · Instagram ↗
      States that magnesium is a fundamental mineral governing over 600 enzymes and metabolic reactions, and recommends that most people need at least 400-500 mg/d for health, with some needing up to 600 mg/d.
    • 30 Sep 2026 · Magnesium · neutral · X ↗
      Lists seafood and pumpkin seeds as sources of Magnesium.
    • 6 Sep 2026 · neutral · X ↗
      Notes that Ashwagandha is one of several supplements with human evidence.
    • 6 Sep 2026 · Magnesium · recommends · Instagram ↗
      Thinks magnesium has some of the strongest evidence and is worth considering.
    • 17 Aug 2026 · Magnesium · recommends · YouTube ↗
      Recommends taking magnesium, specifically glycinate and threonate forms, 1 to 2 hours before bed for sleep benefits, noting that glycinate promotes relaxation and threonate crosses the blood-brain barrier for sleep quality and cognitive function.
    • 14 Aug 2026 · Magnesium · neutral · X ↗
      Notes that Boron reduces calcium/magnesium loss.
    • 10 Aug 2026 · Magnesium · recommends · YouTube ↗
      Notes that magnesium is important for activating thiamine into its more biologically active form, and a magnesium deficiency can impair blood sugar regulation even with adequate thiamine intake.
    • 7 Jul 2026 · neutral · YouTube ↗
      States that ashwagandha, unless contaminated, is not going to raise liver enzymes.
  • Thomas DeLauer · Ashwagandha · recommends
    • 3 Oct 2026 · recommends · YouTube ↗
      Recommends ashwagandha extract, noting a study where 57 overweight men over 40 saw a 14.7% increase in testosterone and an 18% increase in DHEA over 16 weeks, suggesting it removes the cortisol block suppressing the entire hormonal cascade.
    • 28 Oct 2026 · Magnesium · uses · YouTube ↗
      Uses Element's cans which contain 30 milligram magnesium, finding that electrolytes help his workout performance.
    • 24 Oct 2026 · Magnesium · uses · YouTube ↗
      Uses Element's 30 mg magnesium cans first thing in the morning to prime his day and help with workout performance.
    • 23 Oct 2026 · Magnesium · recommends · YouTube ↗
      Recommends magnesium around the time one would normally break a fast to calm the brain and dull feelings of conditioned hunger.
    • 8 Oct 2026 · Magnesium · recommends · Facebook ↗
      Recommends magnesium, noting it is a cofactor for enzymes that build neurotransmitters, and deficiency can affect mood, happiness, and motivation.
    • 6 Oct 2026 · Magnesium · neutral · YouTube ↗
      Notes that modern agricultural practices have led to soils depleted of trace minerals like magnesium, resulting in widespread magnesium deficiency.
    • 1 Oct 2026 · Magnesium · recommends · YouTube ↗
      Recommends taking some magnesium glycinate tonight to help calm down and sleep.
    • 25 Sep 2026 · Magnesium · neutral · Facebook ↗
      Mentions that magnesium in pumpkin seeds relaxes bronchial smooth muscle.
    • 18 Sep 2026 · Magnesium · neutral · Facebook ↗
      Compares magnesium content, stating bananas have 32mg and pumpkin seeds have 156mg per ounce, a 5x difference.
    • 2 Sep 2026 · recommends · YouTube ↗
      Mentions ashwagandha as part of a full testosterone protocol, supporting production through different pathways.
    • 1 Sep 2026 · Magnesium · recommends · Instagram ↗
      Recommends Magnesium glycinate, stating that 200-400mg elemental helps with sleep as glycine cools the body and magnesium calms.
    • 29 Aug 2026 · Magnesium · neutral · Instagram ↗
      Notes that magnesium sits on the NMDA receptor and regulates excitatory transmission, in the context of feeling stressed.
    • 14 Mar 2026 · recommends · Facebook ↗
      Recommends ashwagandha, noting it modulates the HPA axis and dropped cortisol by approximately 23% in 60 days, but advises cycling it, especially if feeling emotionally numb.
    • 14 Jan 2026 · warns · YouTube ↗
      Cautions against Ashwagandha due to its potential for emotional numbing effects.
  • Ben Greenfield · Ashwagandha · neutral
    • 23 Sep 2026 · neutral · X ↗
      Ashwagandha, taken as 120–1,000 mg for at least 6 weeks, with most studies providing a dose of 400–600 mg/d, can lower cortisol levels, improve sleep quality, and enhance cognitive resilience for athletes during challenging phases consisting of high-volume resistance training.
    • 29 Oct 2026 · Magnesium · uses · YouTube ↗
      Uses magnesium during surgery because it is neuroprotective.
    • 22 Oct 2026 · Magnesium · uses · YouTube ↗
      Says he is drinking LMNT, which contains sodium, potassium, and magnesium, and states that he actually drinks this stuff.
    • 15 Oct 2026 · Magnesium · recommends · Podcast ↗
      Mentions magnesium as part of a bare-minimum protocol.
    • 15 Oct 2026 · Magnesium · recommends · YouTube ↗
      Advises getting red blood cell magnesium levels to the high end of the range as a minimum step for overall health and to slow down heart disease.
    • 3 Sep 2026 · Magnesium · recommends · YouTube ↗
      Recommends supplementing with magnesium threonate if one is low in magnesium, as it crosses the blood-brain barrier and is demonstrated to increase hippocampus plasticity, theoretically making one smarter and improving memories.
    • 25 Aug 2026 · Magnesium · uses · Facebook ↗
      Uses Magnesium Breakthrough from BIOptimizers as part of their daily stack, taking four capsules in the evening to support relaxation, recovery, and a good night of sleep.
    • 17 Aug 2026 · Magnesium · recommends · Facebook ↗
      Recommends Celtic Sea Salt's new electrolyte drink "Hydrate" for replacing electrolytes and trace minerals lost through sweat, noting it contains 70 naturally occurring trace minerals, plus magnesium, taurine, and potassium.
    • 15 Aug 2026 · Magnesium · warns · YouTube ↗
      Had heart palpitations when he was really overdoing magnesium, not knowing what he was taking.
    • 8 Aug 2026 · Magnesium · recommends · YouTube ↗
      Recommends taking magnesium as a co-factor to increase vitamin D absorption.
    • 30 Jun 2026 · neutral · Instagram ↗
      Notes that ashwagandha is an ingredient in MTE.
    • 13 Jun 2026 · Magnesium · neutral · X ↗
      Notes a new study indicating that magnesium is a core dietary antioxidant closely associated with a reduced risk of accelerated biological aging.
    • 5 Jun 2026 · neutral · TikTok ↗
      Mentions Ashwagandha as a supplement people cycle through when still sleeping poorly, suggesting it might not be addressing the true sleep problem.
    • 23 May 2026 · neutral · YouTube ↗
      Notes that ashwagandha is a nightshade herb, but it is taken as a supplement and not used for cooking.
  • Dave Asprey · Ashwagandha · neutral
    • 29 Aug 2026 · neutral · YouTube ↗
      Dave Asprey notes that ashwagandha, when taken as a real standardized extract at a real dose, genuinely lowers cortisol and shows effects on stress and sleep quality in randomized trials, but lacks polysomnography data.
    • 31 Oct 2026 · Magnesium · neutral · YouTube ↗
      Mentions magnesium in the context of sleep but states that it doesn't address the core issue of waking up during the night.
    • 25 Oct 2026 · Magnesium · recommends · Podcast ↗
      Suggests that magnesium may help slow aging, support cellular repair, and improve sleep.
    • 17 Oct 2026 · Magnesium · neutral · Facebook ↗
      States that magnesium can affect how the body responds to a supplement.
    • 27 Sep 2026 · Magnesium · recommends · Podcast ↗
      Recommends fixing sleep with 300mg of Magnesium 101 before bed if diet and exercise aren't melting stubborn belly fat.
    • 7 Sep 2026 · Magnesium · uses · Instagram ↗
      Dave Asprey says his daily routine includes magnesium as part of a carefully developed combination for longevity.
    • 5 Sep 2026 · Magnesium · recommends · YouTube ↗
      Recommends magnesium glycinate for sleep, stating that trials show it helps people fall asleep about 17 minutes faster and that he finds it incredibly effective.
    • 3 Sep 2026 · Magnesium · recommends · YouTube ↗
      Mentions magnesium glycinate as one of the five gut-friendly, extensively researched ingredients in Kill Switch that helps with natural sleep.
    • 29 Aug 2026 · Magnesium · recommends · YouTube ↗
      Dave Asprey recommends Magnesium Glycinate for sleep, noting human studies show it helps people fall asleep faster, is safe, and works on a fundamental aspect of health, unlike magnesium oxide which acts as a laxative.
    • 15 Aug 2026 · Magnesium · recommends · YouTube ↗
      Dave Asprey recommends adding 300 or 400 mg of magnesium glycinate before bed to improve deep sleep quality, support growth hormone release, and burn visceral fat while asleep.
    • 28 Jul 2026 · Magnesium · recommends · YouTube ↗
      Mentions magnesium glycinate as one of the extensively researched ingredients in Kill Switch that helps with natural sleep.
    • 25 Jun 2026 · neutral · Podcast ↗
      Dave Asprey discusses ashwagandha as part of an adaptogen trio that works together for stress response and human performance.
    • 25 Jun 2026 · neutral · YouTube ↗
      Mentions ashwagandha as an adaptogen in MTE that helps blunt the cortisol spike.
    • 27 May 2026 · warns · YouTube ↗
      Advises against ashwagandha for low cortisol, stating that salt and water are needed instead.
  • Peter Attia · Ashwagandha · neutral
    • 1 Jun 2026 · neutral · Podcast ↗
      Peter reviews the evidence for select off-label medications and supplements commonly used for sleep, including glycine, magnesium, ashwagandha, and phosphatidylserine.
    • 1 Jun 2026 · Magnesium · neutral · Podcast ↗
      Peter reviews the evidence for select off-label medications and supplements commonly used for sleep, including glycine, magnesium, ashwagandha, and phosphatidylserine.
    • 4 Jan 2026 · Magnesium · recommends · YouTube ↗
      Suggests that zinc and magnesium could potentially help with vasodilation and sleep, particularly for women experiencing severe symptoms in the luteal phase.
    • 30 Oct 2025 · uses · YouTube ↗
      Finds ashwagandha a little bit helpful for sleep, though notes it may not be for everyone.
    • 27 Oct 2025 · neutral · YouTube ↗
      Finds ashwagandha "a little bit helpful" for sleep, but notes that it may not be for everyone.
    • 15 Sep 2025 · Magnesium · recommends · Podcast ↗
      Peter discusses electrolytes and fiber and the ketogenic diet, specifically preventing magnesium loss.
    • 9 Jul 2025 · Magnesium · recommends · YouTube ↗
      Recommends magnesium as one of the 'big three' micronutrients for bone health, suggesting a daily intake of 300 to 500 milligrams as a minimum, and personally aims for about a gram of supplemental magnesium.
    • 6 Jul 2025 · Magnesium · recommends · YouTube ↗
      Recommends magnesium for optimizing bone mineral density, suggesting a daily intake of 300 to 500 milligrams as a minimum, but personally aims for about a gram.
    • 30 Mar 2025 · neutral · YouTube ↗
      Finds ashwagandha a little bit helpful for sleep, but notes it may not be for everyone.
    • 23 Mar 2025 · warns · YouTube ↗
      States that the data for ashwagandha are weak.
    • 17 Mar 2025 · neutral · Instagram ↗
      Discusses the current evidence for ashwagandha's effects on sleep, stress, and anxiety.
    • 16 Mar 2025 · neutral · YouTube ↗
      Mentions ashwagandha as an evergreen shrub historically used in traditional Indian medicine for indications such as sleep, stress, and immune health.
    • 7 Jul 2024 · Magnesium · recommends · YouTube ↗
      Takes a hardline view that most people do not have adequate or optimal levels of magnesium, and suboptimal levels will impede the metabolism of vitamin D because magnesium is a cofactor in its enzymatic conversion.
    • 1 Jul 2024 · Magnesium · uses · YouTube ↗
      Takes a hardline view that most people do not have adequate or optimal levels of magnesium, and suboptimal levels will impede vitamin D metabolism because magnesium is a co-factor in the enzymatic conversion of vitamin D.
  • Andrew Huberman · Ashwagandha · recommends
    • 14 May 2026 · recommends · Podcast ↗
      He shares science-based tools for modulating aggression, including supplementation with ashwagandha.
    • 22 Oct 2026 · Magnesium · neutral · Podcast ↗
      Discusses Magnesium Threonate as a tool for falling asleep.
    • 7 Aug 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium Threonate before bed for sleep.
    • 27 Jul 2026 · Magnesium · uses · YouTube ↗
      Uses Element, an electrolyte drink with sodium, magnesium, and potassium in correct ratios and no sugar, to ensure adequate hydration and electrolytes, especially when starting days fast or during physical exercise.
    • 20 Jul 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium L-Threonate before bed for sleep.
    • 20 Jul 2026 · Magnesium · recommends · YouTube ↗
      Confirms that magnesium is absolutely important for cognitive function, noting studies show those with lower magnesium intakes tend to perform less well on cognitive function tests, and it's related to brain changes over time and dementia risk.
    • 13 Jul 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Double Wood Magnesium L-Threonate before bed for sleep.
    • 12 Jul 2026 · Magnesium · uses · X ↗
      He takes 400 mg of Magnesium L-Threonate from Double Wood before bed for sleep.
    • 6 Jul 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Double Wood Magnesium L-Threonate before bed for sleep.
    • 22 Jun 2026 · Magnesium · uses · X ↗
      Takes 400 mg of magnesium L-threonate before bed for sleep.
    • 18 Jun 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium Threonate before bed for sleep.
    • 14 May 2026 · warns · YouTube ↗
      Warns that while ashwagandha is a potent inhibitor of cortisol, chronic supplementation for longer than two weeks can disrupt other hormone and neurotransmitter pathways, so it should be used with a two-week break after two weeks of use.
    • 13 Apr 2026 · Lavender · warns · YouTube ↗
      Advises caution regarding lavender due to its endocrine properties.
    • 4 Aug 2025 · recommends · Podcast ↗
      Recommends Ashwagandha as a supplement to reduce cortisol.
  • Dr. Rhonda Patrick · Ashwagandha · recommends
    • 13 Sep 2025 · recommends · Facebook ↗
      Recommends Ashwagandha supplementation, specifically standardized for withanolides (KSM-66 at 5% or Sensoril at 10%), to indirectly boost testosterone by reducing cortisol levels, and also to improve anxiety, stress resilience, and sleep quality.
    • 29 Oct 2026 · Magnesium · neutral · Facebook ↗
      Magnesium supplementation has lowered blood pressure in randomized controlled trials. An analysis of 34 trials involving over 2,000 participants found modest reductions in both systolic and diastolic pressure, with a median dose of 368 mg/day.
    • 16 Oct 2026 · Magnesium · warns · Facebook ↗
      Warns that some magnesium supplements make the dose look much larger than it really is and that labels can fool people.
    • 29 Sep 2026 · Magnesium · recommends · YouTube ↗
      Mentions magnesium as an important nutrient component for testosterone.
    • 28 Sep 2026 · Magnesium · warns · YouTube ↗
      Warns that some supplement companies mislead consumers by listing the total compound weight of magnesium citrate as the elemental magnesium dose, when the actual elemental magnesium content is much lower, potentially around 44-66 milligrams.
    • 2 Sep 2026 · Magnesium · neutral · Facebook ↗
      States there is not yet strong, consistent evidence that magnesium supplementation reliably improves sleep, noting that while some meta-analyses suggest it can improve sleep quality scores, sleep efficiency, and sleep duration, individual studies are inconsistent and several have found no meaningful effect.
    • 10 Aug 2026 · Magnesium · neutral · Facebook ↗
      States that magnesium may help modestly lower blood pressure by playing an important role in regulating vascular tone and influencing calcium signaling, with studies showing a reduction in systolic and diastolic blood pressure by 2 mmHg at a dose of around 370 mg/day for about 3 months.
    • 10 Aug 2026 · Magnesium · recommends · X ↗
      Recommends considering magnesium to improve mood.
    • 28 Jul 2026 · Magnesium · recommends · Facebook ↗
      Recommends Magnesium, stating that roughly half of Americans don’t get enough and it is a cofactor for over 300 biological processes, including DNA repair and energy production.
    • 29 Jun 2026 · Magnesium · neutral · Facebook ↗
      Mentions that kale delivers magnesium, a micronutrient many diets fall short on.
    • 26 Jun 2026 · Magnesium · recommends · Facebook ↗
      Recommends Magnesium, stating it is a cofactor for over 300 biological processes, including DNA repair, energy production, and sleep regulation.
    • 8 Oct 2025 · Lavender · recommends · Facebook ↗
      Recommends Lavender as a sleep supplement that promotes relaxation and reduces nighttime awakenings, offering meaningful improvements to sleep quality.
    • 9 Sep 2025 · warns · YouTube ↗
      Recommends ashwagandha, specifically patented extracts like Sensoril or KSM66 standardized to sufficient quantities of withanolides, for its indirect effect on testosterone by suppressing cortisol and stress response, which can be beneficial for anxious individuals and improve sleep.
    • 27 Aug 2024 · recommends · YouTube ↗
      Is very bullish on Ashwagandha, citing meta-analyses showing improved lean mass, strength, sleep, and stress management. He notes it also raises testosterone but not enough to explain the lean mass changes.
  • Bryan Johnson · Ashwagandha · uses
    • 8 Jul 2025 · uses · YouTube ↗
      Drinks his Blueprint longevity mix with additional morning supplements, including ashwagandha.
    • 22 Oct 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium Threonate before bed for sleep.
    • 15 Aug 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium L-Threonate before bed for sleep.
    • 4 May 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium Threonate before bed for sleep.
    • 2 May 2026 · Magnesium · uses · X ↗
      He takes 400 mg of Double Wood Magnesium L-Threonate before bed for sleep.
    • 21 Apr 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium L-Threonate before bed for sleep.
    • 15 Apr 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium Threonate before bed for sleep.
    • 14 Apr 2026 · Magnesium · uses · X ↗
      Takes 400 mg of Magnesium L-Threonate before bed for sleep.
    • 8 Apr 2026 · Magnesium · uses · X ↗
      Takes 400 mg of magnesium L-threonate before bed for sleep.
    • 7 Apr 2026 · Magnesium · uses · X ↗
      He takes 400 mg of Magnesium L-Threonate before bed for sleep.
    • 5 Apr 2026 · Magnesium · uses · X ↗
      Takes 400 mg of magnesium threonate before bed for sleep.
    • 5 Jun 2025 · uses · YouTube ↗
      States that Blueprint Ashwagandha can be used to stabilize mood.
    • 20 Feb 2024 · uses · YouTube ↗
      Mentions that Ashwagandha is included in the LA Longevity Mix, which condenses his 100 daily pills into a drink.
    • 7 Dec 2023 · neutral · Instagram ↗
      Mentions ashwagandha as a potential therapy that could positively influence sperm health.

RAL Summary

Members OnlyTier 3 for Stress and Calm

All 96 counted reviews are positive, and full-dose ashwagandha has strong human evidence for lowering stress and anxiety [1][4]. That fits tier 3, which needs over 50 reviews, two thirds positive, and some study support.

Take 3 servings a day (6 capsules) to match the dose that worked in the studies.

Where the evidence disagrees: 22 of the 240 human studies found no effect.

More Details

Members OnlyBody systems · Combine with · Possible side effects

Body systems: Nervous system, Endocrine system

Combine with: For thyroid support, pair this with selenium (selenomethionine, about 100-200 mcg), which supports T4-to-T3 conversion and antioxidant protection of the thyroid. Zinc (8-15 mg) and iodine (only if intake is low and after consulting a clinician, since excess can worsen autoimmune thyroid conditions) are also key. Vitamin D3 with K2, iron (only if ferritin is low) and L-tyrosine can support thyroid hormone synthesis. Ashwagandha may help stress-related thyroid and cortisol balance, but use it cautiously with hyperthyroidism or meds. For calming and sleep, Dynamic Calm can be stacked with glycine or B-complex vitamins. Separate magnesium from a med by at least 4 hours, and consult a healthcare provider before combining supplements with meds.

Possible side effects: Four ashwagandha trials reported mild to moderate side effects, and lavender oil and lemon balm were as well tolerated as placebo. The testimonials mention no side effects.

Supplement Facts

Magnesium 45 mg · KSM-66® Ashwagandha 600 mg · Holy Basil 200 mg
Supplement Facts
Serving Size 2 Capsules
Servings Per Container 30
Amount Per Serving% Daily Value
Magnesium45 mg
KSM-66® Ashwagandha600 mg†
Holy Basil200 mg†
Lemon Balm120 mg†
Rhodiola rosea145 mg†
L-theanine100 mg†
Lavender10 mg†
† Daily Value not established.

Other ingredients: Vegetable Capsule (Hypromellose), MCC, Silica.

Directions: Take 2 Capsules Daily With Water

Label source: Reverseagelab · Report a label change

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Our articles on this subject

Graded November 5, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.