BioStacks
Best for
Ingredients (3)
Vitamin D
100%Dose
4000 IU
Target
1000–5000 IU
Form
Budget
Zinc
13%Dose
2 mg
Target
15–30 mg
Form
Standard
Ashwagandha Root 30:1 Extract
8%Dose
25 mg
Target
300–600 mg
Form
Budget
Other Ingredients (9)
Glucose SyrupSweetener
High glycemic load; source typically corn (generally gluten-free)
Glucose SyrupSweetener
High glycemic load; source typically corn (generally gluten-free)
SucroseSweetener
Added sugars and high glycemic load; dental caries risk
Natural Cherry FlavorFlavor
A flavoring derived from natural cherry sources
SpinachFood
Dried spinach (Spinacia oleracea) leaf powder, a whole-food green.
Vegetable OilCarrier
Edible oils used as carriers in softgels and as processing aids
Citric AcidAcidulant
Natural acid derived from citrus fruits
PectinGelling Agent
Plant polysaccharide from citrus peels or apple pomace used to gel pectin-based gummies
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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.