BioStacks
Best for
Ingredients (6)
Ascorbic Acid
100%Dose
250 mg
Target
250–2000 mg
Form
Budget
Niacin
40%Dose
10 mg
Target
25–500 mg
Form
Standard
Blood Vessel Expansion Blend
450 mgDoses not disclosed by manufacturer
Amplified Blood Flow Potentiator
400 mgDoses not disclosed by manufacturer
Nitric Oxide Optimization Matrix
200 mgDoses not disclosed by manufacturer
Other Ingredients (4)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
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
How to Take It
Take it anytime
Plain ascorbic acid is acidic — high doses can bite on an empty stomach. Take it with food if that happens, and split doses above ~500 mg.
With or without food
On the label
Directions: As a dietary supplement take two (2) capsules anytime during the day with or without food. Do not exceed recommended dosage.
General guidance based on the ingredients, not a substitute for the label or your doctor.
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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.