Best for
Ingredients (3)
Potassium
100%Dose
198 mg
Target
99–500 mg
Form
Standard
Magnesium
100%Dose
150 mg
Target
100–400 mg
Form
Standard
Vitamin C
100%Dose
1000 mg
Target
250–2000 mg
Form
Budget
Other Ingredients
No other ingredients listed
How to Take It
Best taken in the evening
The Magnesium in it is what pulls this toward the evening. Take it with food — the potassium in it is what makes this kind of product feel nauseating on an empty stomach.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
No price yet
What 502 vitamin C supplements cost
Track this supplement in your stack
Get personalized insights, interactions, and coverage recommendations.
Get Started FreeSimilar Supplements
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.