BioStacks
Best for
Ingredients (2)
Vitamin C
100%Dose
120 mg
Target
100–500 mg
Form
Budget
Setria® Glutathione
40%Dose
100 mg
Target
250–1000 mg
Form
Premium
Other Ingredients (2)
LeucineFlow Aid
Branched-chain amino acid used as a processing aid
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
One to two (1-2) capsules daily, or as directed by a healthcare professional. Best taken between meals.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$33.60
Near the median of 59 GSH 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.