Earthborn Elements Pine Bark Extract Review
The Earthborn Elements Pine Bark Extract is sold as 200 capsules in a bottle, listed on Amazon as a capsule product with Pure and Undiluted, No Additives positioning. The listing highlights that the pine bark capsules come from Pinus massoniana, that they contain never any additives or fillers, and that the bottle is encapsulated in the USA. The page describes a 100 day supply, presented as 3 months of peak health support. Item details list the brand as Earthborn Elements, the manufacturer as Earthborn Elements, the container type as bottle, the recommended use as cardiovascular support, the diet type as gluten free, the age range as adult, and the dosage form as capsule. The directions state that as a dietary supplement the user should take 2 capsules daily, preferably with meals, or as directed by a physician, with at least 8 oz of liquid. The ingredient panel lists Pinus massoniana Lamb. at 25 percent. The safety information says the statements about dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition, and that pregnant or nursing persons or those taking medication should consult a physician before use. The product is for adults only. The page includes a small business badge and a product description area with brand artwork covering pine bark extract, its purpose, and herbal supplement context. Amazon lists the item as sold by Axio Supply and shipped by Amazon, with a one-time price of $15.19 and a Subscribe and Save price of $14.43 or $13.67 with 10 percent savings. The seller states the item is non-returnable due to food safety reasons. The item weighs 3.99 ounces with package dimensions of 3.1 by 3 by 3 inches and was first available January 14, 2020. The unit count is 200 count with a package quantity of one.
Study, Trial or Testing Result Summary
Members Only17 human studies · 15 improved
The blood flow studies here tested Pycnogenol, a branded pine bark extract. This product lists bark from a different pine, Pinus massoniana, and none of the studies tested that extract, so the results may not carry over. This product gives 650 mg a day, more than the doses used in the trials. In 23 people with heart artery disease, 200 mg a day of Pycnogenol for 8 weeks helped the arm artery widen better, while placebo did not [1]. In 16 healthy young men, 180 mg a day for 2 weeks raised forearm blood flow compared with placebo [2]. In 156 people after a leg vein clot, a year of the extract reduced leg swelling and improved foot circulation [3]. In people with ringing ears, 100 or 150 mg a day improved inner ear blood flow, more at the higher dose [4]. Eye blood flow improved in people with early diabetic eye disease [5]. It also improved in people with raised eye pressure, though that trial used a pine bark and bilberry mix [6]. No study tested Pinus massoniana bark for blood flow. Animal and cell studies are never counted.
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- In 79 people with raised eye pressure, 24 weeks of the pine bark and bilberry supplement gradually increased retinal blood flow similar to latanoprost drops, and the combination gave higher blood flow than either alone.Mirtogenol potentiates latanoprost in lowering intraocular pressure and improves ocular blood flow in asymptomatic subje…
- In 77 people with type 2 diabetes, 100 mg daily of Pycnogenol for 12 weeks lowered blood glucose compared with placebo and improved endothelial function markers, with no significant change in kidney or electrolyte tests.Antidiabetic effect of Pycnogenol French maritime pine bark extract in patients with diabetes type II.
- In 58 people with mild hypertension, 100 mg daily of Pycnogenol for 12 weeks let them reduce their nifedipine dose and lowered endothelin-1 more than placebo, with no change in heart rate or electrolytes.Pycnogenol, French maritime pine bark extract, improves endothelial function of hypertensive patients.
- In 46 people with early diabetic retinopathy, Pycnogenol for 3 months increased blood flow velocity in the central retinal artery and reduced retinal swelling compared with placebo, and improved vision.Pycnogenol improves microcirculation, retinal edema, and visual acuity in early diabetic retinopathy.
- In 40 people with chronic venous insufficiency, 100 mg three times daily of Pycnogenol for 2 months reduced leg swelling, pain and heaviness more than placebo, but did not change venous blood flow measured by Doppler ultrasound.Pycnogenol in chronic venous insufficiency.
- In 23 people with coronary artery disease, 200 mg a day of Pycnogenol for 8 weeks improved blood vessel widening in the arm artery (from 5.3 to 7.0) while placebo did not, and lowered an oxidative stress marker.Effects of Pycnogenol on endothelial function in patients with stable coronary artery disease: a double-blind, randomize…
- In 16 healthy young men, 180 mg daily of Pycnogenol for 2 weeks increased forearm blood flow in response to acetylcholine compared with placebo, through higher nitric oxide production.Pycnogenol, French maritime pine bark extract, augments endothelium-dependent vasodilation in humans.
- In 156 people after a deep vein clot, a year of pine bark extract (alone or with compression stockings) reduced leg swelling and improved foot microcirculation, with no new clots in the extract groups versus two in the stockings-only group.Prevention of post thrombotic syndrome with Pycnogenol® in a twelve month study.
- In 58 people with tinnitus taking 100 or 150 mg of pine bark extract daily for about 4 weeks (24 controls), blood flow velocity in the inner ear artery improved, more so with the higher dose, versus little change in controls.Improvement in cochlear flow with Pycnogenol® in patients with tinnitus: a pilot evaluation.
- In 38 people with high eye pressure, those given Mirtogenol (20 people) had better blood flow in the eye's arteries after three months than 18 untreated people, along with lower eye pressure.Effects of Mirtogenol on ocular blood flow and intraocular hypertension in asymptomatic subjects.
- In 24 healthy adults aged 55 to 75, 480 mg daily of pine bark extract with vitamin C for 12 weeks increased forearm blood flow and lowered body weight and blood pressure, with no placebo group to compare against.Pilot study on the clinical effects of dietary supplementation with Enzogenol, a flavonoid extract of pine bark and vita…
- In 93 people with borderline high blood pressure, cholesterol or blood sugar (plus 31 normal people as controls), 150 mg daily of pine bark extract for 12 weeks improved blood vessel dilation, skin and limb blood flow, and lowered oxidative stress.Effects of Pycnogenol® on endothelial dysfunction in borderline hypertensive, hyperlipidemic, and hyperglycemic individu…
- In 88 people with raised eye pressure, 12 weeks of a pine bark and bilberry combination added to eye drops gave a somewhat better retinal blood flow pattern than drops alone and lowered oxidative stress.Mirtogenol® supplementation in association with dorzolamide-timolol or latanoprost improves the retinal microcirculation…
- In 63 healthy women, 4 weeks of 150 mg pine bark extract with 450 mg Centellicum improved skin blood flow, oxygenation, elasticity and hydration compared with controls.Pycnogenol® + Centellicum® supplementation improves skin elasticity and microperfusion. Implication for surgical patient…
- In 60 people recovering from COVID-19, 150 mg daily of pine bark extract for 3 months improved blood vessel function, microcirculation and kidney blood flow, and lowered inflammation markers, oxidative stress and systolic blood pressure more than standard care alone.Preventive effects of Pycnogenol® on cardiovascular risk factors (including endothelial function) and microcirculation i…
- In 60 people after sudden temporary vision loss, 4 weeks of 100 or 150 mg daily pine bark extract raised retinal blood flow velocity more than standard care, with a larger effect at 150 mg.Pycnogenol® improves retinal microcirculation and symptoms of optic nerve ischemic damage after sudden, reversible unila…
- A pine bark extract raised a blood nitric oxide marker in an open volunteer test, but a later placebo-controlled test using a different batch showed no effect, suggesting batch differences matter.Physiologically relevant screening of polyphenol-rich commercial preparations for bioactivity in vascular endothelial ce…
Review Totals and Summary
Members Only299 reviews · 85% positive
The feedback I could access was mostly from the Etsy listing, which had about 539 reviews. It is overwhelmingly positive, but it is short and focused on service more than on clinical results. The most frequent theme is speed and reliability of fulfillment. Buyers say orders arrive early and that replacements show up within days. Several people reorder when they are nearly out, and they value being able to keep a steady daily routine without a gap. A second theme is general trust in quality. Reviewers call the product "top notch" or "wonderful." That fits the brand's pure, no-filler positioning. A third theme is subjective wellbeing. Some customers say they take it daily and "feel" its healthful effects. These comments are vague, and they don't name a specific benefit such as measurable blood pressure changes, joint relief or skin improvement. People who bought the 200-capsule, 650 mg-per-serving bottle also seem to value the long supply. They appear to see it as good value for ongoing use. I found very little critical feedback. Reviews don't clearly mention large pill size, taste, stomach upset or lack of results. I found no detailed negative themes, so I can't say what drawbacks customers might commonly report. The positive tone probably reflects selection effects. Marketplace reviews often reward shipping and packaging, and they come from repeat buyers who already believe in the product. Amazon's review text wasn't available in what I retrieved, so I can't confirm whether Amazon buyers raise different issues, such as capsule size or effectiveness. In short, customers praise fast shipping, consistent quality and a sense of feeling better. Reviewers rarely provide the kind of specific outcome detail that would show how well the extract works. Readers who want to weigh effectiveness should read the full Amazon reviews directly.
Biohacker Summary
Members Only3 of 10 recommend it
Only one of the ten panelists spoke about pine bark extract, the main ingredient, so there is no group view to report. That one panelist's stance is neutral, neither recommending it nor warning against it. They noted that a product they mentioned is made from pine bark extracts, which contain an adaptogen that helps turn nitrate into nitric oxide. No one gave a preferred form, a dose, a pairing, or a caution, and no one said they stopped taking it.
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Peter Attia · Pine Bark · neutral
- Mentions that Plasma eight is made from pine bark extracts, which contain an adaptogen that helps catalyze the conversion of nitrate into nitric oxide.
RAL Summary
Members OnlyTier 4 for Circulation
The blood flow trials tested Pycnogenol, a branded pine bark extract, while this product is made from Pinus massoniana bark, so the studies did not test this exact extract and cannot support tier 2. So it is graded Tier 4, lower than the rules alone gave.
- Emerging: not enough evidence to rank higher yet.
More Details
Members OnlyBody systems · Combine with · Possible side effects
Body systems: Cardiovascular system
Combine with: For circulatory support, pair pine bark extract with L-citrulline or L-arginine to boost nitric oxide, vitamin C (which recycles OPCs and supports collagen in vessel walls), and magnesium for healthy vascular tone. Omega-3 fish oil and CoQ10 complement it for cardiovascular and mitochondrial health. If the user still wants cellular and DNA-repair support, add true longevity-oriented compounds such as NMN or nicotinamide riboside, resveratrol or pterostilbene, quercetin with fisetin, and alpha-lipoic acid, which target NAD+ pathways, sirtuin activity, and senescent cells more directly. Consult a healthcare provider first, especially when taking meds or meds, since pine bark may have mild a med and blood pressure effects.
Possible side effects: No major side effects reported.
Supplement Facts
Pine bark extract 650 mg
| Pine bark extract | 650 mg | † |
Other ingredients: Gelatin.
Directions: Suggested Use: Take 2 capsules daily, preferably with meals, or as directed by a physician. Take with at least 8 oz of liquid.
Label source: NIH label database · Report a label change
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Where to Buy
Earthborn Elements · Amazon · Walmart
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- Supplements for Focus and Mental ClarityArticle · Jun 16, 2026
Graded November 3, 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.
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