BioStacks
Best for
Ingredients (5)
Biotin
30%Dose
300 mcg
Target
1000–5000 mcg
Form
—
Vitamin C
100%Dose
90 mg
Target
40–200 mg
Form
Budget
Collagen Type l and lll
90%Dose
4.5 g
Target
5–20 g
Form
Not listed
Verisol® Bioactive Collagen Peptides®
50%Dose
2.5 g
Target
5–20 g
Form
Premium
Vitamin A
43%Dose
300 mcg RAE
Target
700–1500 mcg
Form
Standard
Other Ingredients (3)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
100% Bovine Collagen
Not reviewed yet
How to Take It
Take it anytime
Take it with a meal containing fat — the vitamin A in it absorbs poorly without one.
With a meal containing fat
On the label
Adults mix one (1) scoop (7.1 g) once daily with your favorite cold beverage.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$25.19
Near the median of 292 immune 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.