Organic India Tulsi Holy Basil Supplement Review

Organic India Tulsi Holy Basil is an herbal supplement designed to help the body adapt to stress and promote overall wellness. It is made with organically grown holy basil, a sacred herb in Ayurveda known for its restorative properties.

Product Focus: Adrenal SupportAlso covers:HormonesBrain
Tier ⓘ
Tier 4 · Rank 1
Tier 4 · Emerging. A promising mechanism or animal data, with thin human evidence so far. Rank 1 within Tier 4 for Adrenal Support; 15 of 23 overall. Tiers run from 1, the strongest evidence, to 5. How we grade →
Evidence ⓘ
47 /100
How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.
Positive Reviews
83% of 966
Biohacker Mentions
4 of 10
Cost per month
$7

Study, Trial or Testing Result Summary

Members Only7 human studies · 4 improved
7 human studies4 improved1 no effect434 people studied

This product is a 900 milligram blend of two kinds of holy basil and African basil, and the amount of each herb is not disclosed. The trials credited to the blend tested entirely different plant blends, such as pomegranate with cocoa, or ashwagandha with okra, so they say nothing about this product [1][2][3][4]. For holy basil itself, the evidence on the stress hormone system is limited and mixed. In a 30 day trial of healthy adults taking 300 milligrams of holy basil leaf extract daily, saliva cortisol and anxiety improved over time only in the holy basil group, but the difference from placebo was not clear [5]. A 60 day trial in 186 stressed adults found that a formula of rhodiola, holy basil and schisandra lowered perceived stress and anxiety and improved sleep, but stress hormones were not measured and holy basil was not tested alone [6]. A review of 52 trials of plants found effects on cortisol unclear for most plants, including holy basil; only ashwagandha consistently lowered morning cortisol [7]. No human studies of African basil were found. Animal and cell studies are never counted.

See all 7 studies →Hide the studies

Review Totals and Summary

Members Only966 reviews · 83% positive
966 reviews · iHerb 546 · Walmart 379 · Organicindiausa 32 · Sprouts 7 · Pureindianfoods 2
83% positive10% neutral7% negative

The Organic India Tulsi Holy Basil Supplement has garnered a predominantly positive response from users across multiple retail platforms, with a strong majority expressing satisfaction with their experiences. Many reviewers note that the supplement is easy to incorporate into their daily routines, often highlighting the convenience and straightforwardness of its use. A consistent theme among positive reviews is the perceived effectiveness; numerous users comment that after regular use, they've noticed benefits such as a greater sense of calm, improved stress management, and feeling less anxious in their day-to-day lives. Several individuals also mention an increased sense of overall well-being and support for mood, which seems to contribute significantly to the high satisfaction rates. Some reviewers appreciate that the supplement doesn’t have an unpleasant taste or aftertaste, and a few remark on the quality of the capsules, stating that they’re easy to swallow and gentle on the stomach for most people. The product’s natural and organic profile appears to resonate well with customers seeking clean supplement options, which likely contributes to repeat purchases and recommendations to friends or family. However, not all reviews are entirely enthusiastic. A number of users express more neutral experiences, where they didn’t notice a significant difference in how they felt after using the supplement. For these consumers, while there were no negative effects, the absence of clear, noticeable benefits left them feeling indifferent—neither strongly recommending nor discouraging trying it. On the negative end, a smaller but present share of reviews report dissatisfaction, typically revolving around either a lack of perceived effect or mild digestive discomfort, such as stomach upset or nausea in rare cases. A handful of customers mention quality control issues like inconsistencies in packaging or a short shelf life, although such complaints appear limited. A few also remark that the price was higher than expected or that they did not feel results, despite giving the supplement a fair trial, which contributed to their disappointment. Overall, the general sentiment toward the Organic India Tulsi Holy Basil Supplement is strongly positive, with most users feeling that it delivers on claims of supporting stress relief and emotional balance. Its ease of use, clean ingredient profile, and apparent effectiveness in helping with stress management are praised frequently in verified reviews. Still, experiences vary, and for a minority of customers, the supplement did not live up to expectations, either due to underwhelming results or minor side effects. The blend of high satisfaction and authentic neutral and negative experiences paints a balanced picture: while a large majority finds value and even noticeable improvement in well-being, it may not be universally effective for everyone.

Biohacker Summary

Members Only4 of 10 recommend it
4 of 10 biohackers on our panel recommend it

Five panelists spoke about holy basil, the main ingredient, and three of them recommend it, while two are neutral. Most take it as an adaptogen, meaning an herb said to help the body handle stress, and they name calmer stress response, lower cortisol and better sleep as the reasons. One panelist gave a dose of about 500 milligrams in the morning, and the same panelist also suggested holy basil tea before a sauna session. One recommended it for PCOS, and another linked it to hormone balance. One neutral voice said it calms the body and helps sleep but that ashwagandha has more benefits, and no one reported a caution or stopping it.

See all 5 biohackers →Hide the biohackers
  • Ben Greenfield · Holy Basil · recommends
    • 22 Jan 2026 · recommends · YouTube ↗
      Recommends Holy Basil to help retrain the brain to be less excitable, as part of a strategy to dampen the stress response and improve sleep.
    • 6 Apr 2024 · recommends · YouTube ↗
      Recommends holy basil for cortisol support, suggesting a dose of about 500 milligrams in the morning, noting its long history of providing a sense of the divine.
    • 24 Feb 2024 · recommends · YouTube ↗
      Ben Greenfield recommends holy basil as a natural herb that increases inhibitory neurotransmitter production for sleep.
    • 28 Dec 2019 · recommends · Podcast ↗
      Recommends holy basil as an adaptogenic herb that provides a sense of the divine.
    • 27 Jun 2019 · recommends · YouTube ↗
      Recommends holy basil as an anti-inflammatory spice to include in a tea before a sauna session to preheat the body.
    • 12 May 2019 · recommends · YouTube ↗
      Recommends holy basil (Tulsi) to combine with coffee to make it healthier, lowering jitters, allowing caffeine to be released over an extended period, or promoting relaxation.
    • 29 Sep 2018 · recommends · Podcast ↗
      Mentions holy basil as a food that is good for the liver.
    • Date not recorded · recommends · Website ↗
      States that holy basil is an herb beneficial for low blood pressure, and it's also good for adrenal fatigue or stress due to its vitamin C, magnesium, and potassium content.
    • Date not recorded · recommends · Website ↗
      Would include holy basil, which has anti-inflammatory polyphenols, in a tea to drink before going to a sauna.
    • Date not recorded · uses · Website ↗
      States they use holy basil at a dose of about 500 milligrams in the morning, noting its long history of providing a sense of the divine.
  • Dr. Eric Berg · Holy Basil · neutral
    • 30 Nov 2024 · neutral · Podcast ↗
      Holy basil helps calm the body and improves sleep, but ashwagandha has more benefits.
    • 28 Nov 2017 · recommends · YouTube ↗
      Recommends Holy Basil as another herb that is good for lowering stress.
    • 23 Mar 2017 · recommends · YouTube ↗
      Recommends holy basil as an herbal adaptogen to help increase tolerance to stress.
  • Andrew Huberman · Holy Basil · recommends
    • 22 Jul 2024 · recommends · YouTube ↗
      Recommends Holy basil (Tulsi) as another adaptogen.
  • Dr. Mark Hyman · Holy Basil · recommends
    • 3 Feb 2021 · recommends · YouTube ↗
      Recommends Holy Basil for PCOS.
  • Dave Asprey · Holy Basil · neutral
    • Date not recorded · neutral · Website ↗
      Discusses Holy Basil as an adaptogen for stress and sex.
    • Date not recorded · recommends · Website ↗
      Recommends holy basil for balancing hormone levels, specifically by decreasing cortisol and protecting against chemical and environmental pollutants.

RAL Summary

Members OnlyTier 4 for Adrenal Support

The tier rests on four trials of unrelated plant blends (pomegranate and cocoa, ashwagandha and okra, magnolia and phellodendron, Sphaeranthus and mango bark), not this holy basil blend, and the holy basil evidence itself is thin and mixed. So it is graded Tier 4, lower than the rules alone gave.

  • Emerging: not enough evidence to rank higher yet.

Where the evidence disagrees: 1 of the 7 human studies found no effect.

More Details

Members OnlyBody systems · Combine with · Possible side effects

Body systems: Endocrine system, Nervous system

Combine with: Not compulsory.

Possible side effects: No major side effects reported.

Supplement Facts

Proprietary Organic Blend 900 mg · Organic holy basil var. krishna leaf 0 · Organic holy basil var. rama leaf 0
Supplement Facts
Serving Size 3 Capsules
Servings Per Container 30
Amount Per Serving% Daily Value
Proprietary Organic Blend900 mg†
Organic holy basil (Ocimum sanctum) var. krishna leaf0†
Organic holy basil (Ocimum sanctum) var. rama leaf0†
Organic African basil (Ocimum gratissimum) var. vana leaf0†
† Daily Value not established.

Directions: 3 capsules, 1x daily with food and water.

Label source: Amazon · Report a label change

Show entire label
The Organic India Tulsi Holy Basil Supplement label
Tulsi Holy Basil Supplement

More adrenal support products

Members OnlyThe highest ranked for the same goal

Graded October 24, 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.