BioStacks
Best for
Ingredients (3)
Vitamin C
24%Dose
60 mg
Target
250–2000 mg
Form
Budget
Vitamin D
20%Dose
200 IU
Target
1000–5000 IU
Form
Premium
Zinc
8%Dose
1.2 mg
Target
15–30 mg
Form
Standard
Other Ingredients (9)
Artificial ColorsColorant
May trigger hyperactivity in sensitive children; potential link to allergic reactions
Glucose SyrupSweetener
High glycemic load; source typically corn (generally gluten-free)
SucroseSweetener
Added sugars and high glycemic load; dental caries risk
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.
PectinGelling Agent
Plant polysaccharide from citrus peels or apple pomace used to gel pectin-based gummies
Citric AcidAcidulant
Natural acid derived from citrus fruits
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
Lactic AcidAcidulant
Naturally occurring organic acid used as a pH adjuster and preservative in supplements
How to Take It
Take it anytime
Take it with a meal containing fat — the vitamin D in it absorbs poorly without one.
With a meal containing fat
Space it a couple of hours from Iron and Calcium
On the label
As a dietary supplement, parents may give each child, two to three years old, one (1) gummy bear per day. Parents may give each child, four years old or older, two (2) gummy bears per day. Instruct child to chew each gummy thoroughly.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$16.95
Near the median of 552 vitamin D 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.