BioStacks
Best for
Ingredients (2)
Vitamin D3
100%Dose
1000 IU
Target
1000–5000 IU
Form
Premium
Vitamin K2
50%Dose
45 mcg
Target
90–200 mcg
Form
Premium
Nutrition
Calories, macros & sodium.
- Sodium5 mg
Other Ingredients (10)
SucroseSweetener
Added sugars and high glycemic load; dental caries risk
Tapioca SyrupSweetener
High glycemic index similar to glucose syrup. Adds significant sugars and calories — often the primary ingredient by weight in gummy supplements. 'Organic' labeling does not change the glycemic impact.
Fruit Juice (unspecified)Colorant
Juice or juice concentrate used primarily for natural color and flavor in gummies
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.
Fruit Juice (unspecified)Colorant
Juice or juice concentrate used primarily for natural color and flavor in gummies
Citric AcidAcidulant
Natural acid derived from citrus fruits
Fumaric AcidAcidulant
Organic acid used as an acidulant and pH adjuster in supplements and foods
PectinGelling Agent
Plant polysaccharide from citrus peels or apple pomace used to gel pectin-based gummies
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
One gummy 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
$21.21
Near the median of 586 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.