Berberine Supplement
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| Berberine | 500 mg |
Certifications & Testing
Other Ingredients
Gelatin, Cellulose, Magnesium Stearate
Recommended Use
Suggested Use: When used as a supplement, take 2-4 500 mg capsules per day, divided into three or four total doses. It is not recommended that more than 1 capsule be taken at one time, as taking too much Berberine at once can cause adverse side effects. Berberine should be taken along with, or directly after a meal in order to maximize it's beneficial impact on blood glucose levels.
Warnings
Warning: Consult your physician before taking this product. Do not consume more than 4 capsules per day. Do not take this product if you are pregnant, nursing or taking any other medications. Discontinue use and consult your doctor immediately if any adverse reactions occur. Do not take Berberine and operate any heavy machinery until you know how it affects you. Keep out of reach of children.
Frequently Asked Questions
What is Double Wood Berberine Supplement's Formulate score?
Double Wood Berberine Supplement scores 90 out of 100 (grade A) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Double Wood Berberine Supplement worth it?
Double Wood Berberine Supplement scores 90/100 (grade A). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Double Wood Berberine Supplement?
Each serving contains Berberine (500 mg). Serving size: 1 Capsule(s). 60 servings per container.
How do I take berberine supplement?
Suggested Use: When used as a supplement, take 2-4 500 mg capsules per day, divided into three or four total doses. It is not recommended that more than 1 capsule be taken at one time, as taking too much Berberine at once can cause adverse side effects. Berberine should be taken along with, or directly after a meal in order to maximize it's beneficial impact on blood glucose levels.
Who makes Berberine Supplement?
Berberine Supplement is made by Double Wood. See Formulate's full grade and product lineup for Double Wood on its brand page.
Is Double Wood Berberine Supplement third-party tested?
Double Wood lists the following certifications and testing for this product: Non-GMO, Gluten-Free, Third-Party Tested.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.