BioStacks
Best for
Ingredients (2)
Benfotiamine
100%Dose
150 mg
Target
80–300 mg
Form
Premium
L-Leucine
1%Dose
12 mg
Target
2000–5000 mg
Form
—
Other Ingredients (3)
Rice ExtractFiller
Rice-based ingredients carry risk of inorganic arsenic contamination. Vague labeling — 'rice extract' does not specify what is extracted or standardized. Used as a cheap filler with no supplemental benefit.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Best taken in the morning
Many people prefer B-vitamins earlier in the day; take with food to avoid nausea.
With food
On the label
Take 1 capsule daily, with or without food. Best when taken as directed by a qualified healthcare professional.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$16.85
Near the median of 57 vitamin B1 supplements
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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.