BioStacks
Best for
Ingredients (6)
Dietary Protein
100%Dose
20 g
Target
20–30 g
Form
—
Vitamin K
33%Dose
30 mcg
Target
90–200 mcg
Form
Not listed
Vitamin A
7%Dose
50 mcg RAE
Target
700–1500 mcg
Form
Not listed
Vitamin C
20%Dose
5 mg
Target
25–200 mg
Form
Not listed
Calcium
30 mgTrace amount — not scored
Nutrition
Calories, macros & sodium.
- Sodium290 mg
Other Ingredients (7)
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.
CocoaFlavor
Common food ingredient used for chocolate flavoring in supplements
Guar GumThickener
Natural thickener derived from guar beans
StarchBinder
Carbohydrate polymer used as a binder, filler, and disintegrant in tablets and capsules
Rosemary ExtractPreservative
Natural plant-derived antioxidant used to preserve freshness and prevent oxidation of oils and fats in supplements
Stevia ExtractSweetener
Zero-calorie natural sweetener extracted from the leaves of Stevia rebaudiana
Xanthan GumThickener
Natural thickener from fermented carbohydrates
How to Take It
Take it anytime
Fat-soluble — take with a meal containing fat for better absorption. Time of day doesn't matter.
With a meal containing fat
On the label
Mix up one scoop in 10 fl. oz of ice-cold water or non-dairy beverage using a shaker cup
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$33.71
Pricier than 86% of 143 vitamin A 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.