BioStacks
Best for
Ingredients (10)
Niacin
100%Dose
118 mg
Target
25–500 mg
Form
—
Vitamin B6
100%Dose
33 mg
Target
25–100 mg
Form
Premium
Vitamin B12
100%Dose
333 mcg
Target
250–5000 mcg
Form
Premium
Thiamin
41%Dose
33 mg
Target
80–300 mg
Form
Premium
Biotin
17%Dose
167 mcg
Target
1000–5000 mcg
Form
—
Other Ingredients (7)
MannitolSweetener
A FODMAP sugar alcohol that can cause GI distress (bloating, gas, diarrhea) at higher doses. Supplement amounts are typically small, but individuals with IBS or sugar alcohol sensitivity may react even at low doses.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Capsule ShellCapsule
Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Sodium Stearyl FumarateLubricant
A standard tablet/capsule lubricant, often used in place of magnesium stearate.
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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.