BioStacks
Best for
Ingredients (7)
as natural d-gamma tocopherol
100%Dose
315 mg
Target
50–268 mg
Form
Premium
as natural d-alpha tocopherol
100%Dose
67 mg
Target
50–268 mg
Form
Premium
Vitamin E (total natural tocopherols)
100%Dose
400 mg
Target
50–268 mg
Form
Not listed
SDA (stearidonic acid)
100%Dose
18 mg
Target
0–0 mg
Form
—
as natural d-delta/d-beta tocopherol
40%Dose
20 mg
Target
50–268 mg
Form
Not listed
Other Ingredients (3)
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
GlycerinHumectant
Sweet-tasting liquid used in soft capsules and liquids
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
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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.