Zhou Nutrition Berberine with Oregon Grape bottle

Zhou Nutrition Berberine with Oregon Grape Review

A dietary supplement designed to support metabolic function and immune health, featuring a blend of Berberine and Oregon Grape.

Product Focus: Blood SugarAlso covers:HormonesDigestionHeart

Tier ⓘ

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Members see this product's tier and why. Tiers run from 1, the strongest evidence, to 5. How we grade →

Evidence ⓘ

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How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.

Positive Reviews

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Biohacker Mentions

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Cost per month

$20

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Study, Trial or Testing Result SummaryMembersHuman studies

Berberine is in this product at 1000 mg a day, the 600 mg that in studies, and it has human evidence for blood sugar. A pooled analysis of 37 trials in 3,048 people with type 2 diabetes found it fasting blood sugar and a long-term blood sugar marker without the of blood sugar. …

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Review Totals and SummaryMembers1,646 reviews

1,646 reviews · IHerb 1,425 · Swanson 84 · Zhounutrition 81 · Walmart 56

Zhou Nutrition Berberine with Oregon Grape receives across multiple online platforms, with users expressing with their results and the product’s overall quality. reviewers comment on how easy the supplement is to incorporate into their daily routine, appreciating that the capsules are too and are convenient to swallow. …

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Biohacker SummaryMembersWhat our biohacker panel says

of the panel berberine, the main ingredient: five it, two use it, one is , and one stopped, and the main reason is blood sugar control. Others take it for cholesterol, insulin resistance, sleep, gut , and as a natural alternative to meds, though a couple of them note it should be treated as an equal substitute for meds and lacks lifespan data. …

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RAL SummaryMembersThe tier and why

Berberine is present at a dose and is by pooled analyses and placebo-controlled trials showing fasting and long-term blood sugar, and reviews are .

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More DetailsMembersBody systems · Combine with · Possible side effects

Body systems: Endocrine system, Digestive system, Cardiovascular system. Combine with and possible side are for members.

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Supplement FactsBerberine 1000 mg · Oregon Grape 50 mg

Supplement Facts

Serving Size 2 Veggie Capsules

Servings Per Container 30

Amount Per Serving% Daily Value

Berberine (Berberis Aristata) (as Indian Barberry) (root extract)	1,000 mg	†
Oregon Grape (Mahonia aquifolium) (root)	50 mg	†

† Daily Value not established.

Directions: 2 capsules

Barcode (UPC) 669191979474 · Label source: Swanson · Report a label change

Where to BuyZhou Nutrition · Amazon · iHerb

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Graded October 23, 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.