BioStacks
Best for
Ingredients (8)
Vitamin B6
100%Dose
10 mg
Target
1.3–25 mg
Form
—
Vitamin D3
80%Dose
800 IU
Target
1000–5000 IU
Form
Premium
Calcium
100%Dose
500 mg
Target
200–600 mg
Form
Not listed
Copper
100%Dose
1000 mcg
Target
1000–2000 mcg
Form
Not listed
Zinc
67%Dose
10 mg
Target
15–30 mg
Form
Not listed
Other Ingredients (13)
Magnesium OxideMineral Source
An inorganic magnesium salt used as a magnesium source or bulking mineral.
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
GlycineAmino Acid
Non-essential amino acid; smallest of the 20 proteinogenic amino acids. Mildly sweet taste — sometimes used as a low-glycemic flavor modifier in addition to its bioactive role
Calcium CarbonateBuffer
Common calcium salt used as a buffering agent, filler, or mineral fortification in supplements
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
CholecalciferolVitamin
Vitamin D3 added in trace amounts for fortification in protein powders and other 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.