BioStacks
Best for
Ingredients (4)
Oregon Grape
100%Dose
390 mg
Target
200–500 mg
Form
—
Grapefruit Seed Extract 5:1
100%Dose
350 mg
Target
100–500 mg
Form
—
Berberine Hydrochloride
50%Dose
250 mg
Target
500–1500 mg
Form
Premium
Uva Ursi Leaf Extract
45%Dose
180 mg
Target
400–800 mg
Form
—
Other Ingredients (4)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
HypromelloseCapsule
Plant-derived capsule material from cellulose
Ascorbyl PalmitateAntioxidant
Fat-soluble form of vitamin C used as preservative
Hydroxypropyl CelluloseBinder
An inert modified-cellulose polymer used as a binder, film-former, and disintegrant.
How to Take It
Take it anytime
Take with meals — its glucose effects act on the food you're eating. Usually split 2–3 times daily.
With food
On the label
Take two capsules once or twice daily, or as directed by your healthcare professional.
General guidance based on the ingredients, not a substitute for the label or your doctor.
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.