BioStacks
Best for
Ingredients (7)
Caffeine
100%Dose
240 mg
Target
100–400 mg
Form
—
Apple Cider Vinegar Extreme Support Blend
100%Dose
1130 mg
Target
500–1500 mg
Form
—
Chromium
100%Dose
530 mcg
Target
200–1000 mcg
Form
Premium
Vitamin B-12
100%Dose
665 mcg
Target
250–5000 mcg
Form
Budget
Cayenne Pepper
Amount not found
Other Ingredients (7)
Artificial ColorsColorant
May trigger hyperactivity in sensitive children; potential link to allergic reactions
Artificial ColorsColorant
May trigger hyperactivity in sensitive children; potential link to allergic reactions
Titanium DioxideColorant
Banned in the EU (2022) over concerns that its ultra-fine particles may damage DNA in gut cells. Still allowed in the US. Used only for white coloring — provides no health benefit.
Rice FlourFiller
Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports). Rice accumulates arsenic from soil at higher rates than other grains. Used as a cheap filler — adds nothing beneficial.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
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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.