BioStacks
Best for
Ingredients (5)
Vitamin K2
100%Dose
100 mcg
Target
90–200 mcg
Form
Premium
Vitamin K2
100%Dose
1000 mcg
Target
90–200 mcg
Form
Standard
Vitamin K1
100%Dose
1500 mcg
Target
90–200 mcg
Form
Budget
Vitamin K activity
100%Dose
2600 mcg
Target
90–200 mcg
Form
Not listed
Vitamin C
4%Dose
10 mg
Target
250–2000 mg
Form
Budget
Other Ingredients (6)
BeeswaxCoating
Natural wax produced by honeybees, used as a coating and binding agent in softgels and tablets
CarobFlavor
Roasted powder from carob tree pods, used as a caffeine-free chocolate/cocoa substitute for flavor and brown color
Extra Virgin Olive OilCarrier
Cold-pressed olive oil used as a carrier and filler in softgel capsules for fat-soluble nutrients
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
GlycerinHumectant
Sweet-tasting liquid used in soft capsules and liquids
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
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
Take one (1) softgel daily with food, or as recommended by a healthcare practitioner
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$20.27
Near the median of 375 vitamin C 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.