BioStacks
Best for
Ingredients (4)
Vitamin C
100%Dose
500 mg
Target
250–2000 mg
Form
Budget
Lemon Bioflavonoids
40%Dose
100 mg
Target
250–1000 mg
Form
—
Rose Hips
0%Dose
10 mg
Target
2500–5000 mg
Form
—
Calcium
100 mgTrace amount — not scored
Other Ingredients (7)
Magnesium OxideMineral Source
An inorganic magnesium salt used as a magnesium source or bulking mineral.
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
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
Vegetable/Confectioner's Glaze & WaxCoating
Plant-derived glaze or wax used as a tablet coating/polish.
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
Adults take one (1) tablet daily with food.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$20.42
Near the median of 375 vitamin C 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.