BioStacks
Every active here is dosed below the amount studied to work. See how each one compares in the breakdown below.
Best for
Ingredients (5)
Concentrated Fish Oil
40%Dose
400 mg
Target
1000–3000 mg
Form
Not listed
Borage Oil
40%Dose
400 mg
Target
1000–3000 mg
Form
—
Docosahexaenoic Acid
19%Dose
48 mg
Target
250–1000 mg
Form
—
Eicosapentaenoic Acid
14%Dose
72 mg
Target
500–2000 mg
Form
—
Flax Oil
4%Dose
0.4 g
Target
10–30 g
Form
—
Other Ingredients (4)
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.
GlycerinHumectant
Sweet-tasting liquid used in soft capsules and liquids
Mixed TocopherolsAntioxidant
Natural vitamin E used as preservative
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.