BioStacks
Best for
Ingredients (6)
Vitamin B12
100%Dose
250 mcg
Target
250–5000 mcg
Form
Premium
Trans-Resveratrol
100%Dose
180 mg
Target
150–500 mg
Form
Premium
Riboflavin
4%Dose
1 mg
Target
25–100 mg
Form
Standard
NAD+
100%Dose
500 mg
Target
5–50 mg
Form
Standard
Quercetin Extract
60%Dose
300 mg
Target
500–1000 mg
Form
—
Other Ingredients (3)
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Sunflower Seed OilCarrier
Common vegetable oil from sunflower seeds used as a carrier in softgels for fat-soluble nutrients
How to Take It
Best taken in the morning
The Vitamin B12 in it is what pulls this toward the morning. What's in this absorbs poorly without a fat-containing meal — take it with one.
With a meal containing fat
On the label
Adults take 3 capsules daily, or as recommended by your healthcare practitioner, with 8 ounces of water or your favorite beverage. May be taken with or without food.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$89.99
Pricier than 97% of 63 vitamin B2 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.