BioStacks
Best for
Ingredients (6)
Docosahexaenoic Acid
48%Dose
120 mg
Target
250–1000 mg
Form
—
Vitamin A
29%Dose
200 mcg RAE
Target
700–1500 mcg
Form
Not listed
Vitamin D
8%Dose
80 IU
Target
1000–5000 IU
Form
Not listed
Omega-3 Fatty Acids
25%Dose
250 mg
Target
1000–3000 mg
Form
Not listed
Eicosapentaenoic Acid
16%Dose
80 mg
Target
500–2000 mg
Form
—
Children's product — scores and dose assessments use adult reference ranges. Actual adequacy may differ for children.
Other Ingredients (6)
Cod Liver OilCarrier Oil
Purified cod liver oil used as an omega-3 carrier base in softgel/liquid formulations
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.
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.
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
GlycerinHumectant
Sweet-tasting liquid used in soft capsules and liquids
How to Take It
Take it anytime
Take it with a meal containing fat — the vitamins A and D in it absorb poorly without one.
With a meal containing fat
On the label
Children three and older take 4 chewable softgels daily or as otherwise directed by your pediatrician. May be chewed or swallowed. Best if taken with meals. For optimal freshness, store in a cool, dry place and use contents within 3 months of opening.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$20.99
Near the median of 632 vitamin D 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.