BioStacks
Best for
Ingredients (9)
Vitamin D3
100%Dose
1000 IU
Target
1000–5000 IU
Form
Premium
Docosahexaenoic Acid
72%Dose
180 mg
Target
250–1000 mg
Form
—
Oleic Acid
100%Dose
180 mg
Target
0–0 mg
Form
—
Omega-6 Fatty Acids
100%Dose
240 mg
Target
0–0 mg
Form
—
Omega-9 Fatty Acids
100%Dose
225 mg
Target
0–0 mg
Form
—
Other Ingredients (7)
Borage Seed OilCarrier Oil
Borage seed oil, a source of gamma-linolenic acid (GLA), used as a carrier/encapsulation oil in softgels
Natural FlavorsFlavor
Broad regulatory category of flavor constituents derived from natural sources. Composition is proprietary and not disclosed — 'Natural Flavors' can include several hundred different compounds depending on the target flavor profile, including hexane-extracted constituents and proprietary carrier solvents. 'Natural' is a regulatory definition (21 CFR §101.22), not a safety guarantee.
Mixed TocopherolsAntioxidant
Natural vitamin E used as preservative
Fish Oil, PurifiedLipid Base
Purified oil from fish used as a carrier and lipid base in omega-3 and fat-soluble supplements
Rosemary ExtractPreservative
Natural plant-derived antioxidant used to preserve freshness and prevent oxidation of oils and fats in supplements
SoftgelCapsule
One-piece gelatin capsule shell with a plasticizer (typically glycerin), used to encapsulate liquid or oil-based supplements
CholecalciferolVitamin
Vitamin D3 added in trace amounts for fortification in protein powders and other supplements
How to Take It
Take it anytime
Fat-soluble — take with your largest fat-containing meal. Time of day doesn't matter.
With a meal containing fat
On the label
Two soft gels daily, with food, or as directed by your health care professional or pharmacist.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$17.81
Cheaper than 72% of 292 immune supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the 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. studied 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.