Klean Athlete Klean Hydration
vs
Metagenics Ultra Potent-C Vitamin C
Supplement Comparison

  • Vitamin C: Metagenics Ultra Potent-C Vitamin C has 20× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 16 nutrients compared
Bar chart: per-serving label amounts and listed forms for Klean Athlete Klean Hydration vs Metagenics Ultra Potent-C Vitamin C.

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Frequently asked questions

Which active ingredients does Klean Athlete Klean Hydration have?

  • Vitamin C appears as Ascorbic Acid
  • Calcium appears as TRAACS Calcium Bisglycinate (Albion)
  • Copper appears as Magnesium Citrate
  • Sodium appears as Sodium Citrate
  • Potassium appears as Potassium Citrate
  • Blend appears as Carbohydrate Blend (glucose, fructose, branched dextrin)

Which active ingredients does Metagenics Ultra Potent-C Vitamin C have?

  • Vitamin C appears as Ascorbic Acid
  • Vitamin B3 (Niacin) appears as Nicotinic Acid
  • L-Lysine appears as L-Lysine Monohydrochloride
  • Citrus Bioflavonoid Complex

Which categories do Klean Athlete Klean Hydration and Metagenics Ultra Potent-C Vitamin C belong to?

  • Sports Formula
  • Single Vitamin

What health concerns do Klean Athlete Klean Hydration and Metagenics Ultra Potent-C Vitamin C address?

  • Athletic Performance
  • Energy & Metabolism
  • General Health
  • Immune System Support

Which product has a higher amount of Vitamin C per serving?

  • Metagenics Ultra Potent-C Vitamin C has the highest total amount of Vitamin C: 250 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Klean Athlete Klean Hydration: 17.9 g
    • Metagenics Ultra Potent-C Vitamin C: 1 tablet
  • Vitamin C
    • This supplement has 12.5 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg
  • Calcium
    • This supplement has 35 mg
    • Recommended Dietary Allowance in men: 1000 mg
    • Recommended Dietary Allowance in women: 1000 mg
    • Tolerable Upper Intake Level: 2500 mg
  • Copper
    • This supplement has 25 mg
    • Recommended Dietary Allowance in men: 0.9 mg
    • Recommended Dietary Allowance in women: 0.9 mg
    • Tolerable Upper Intake Level: 10 mg
  • Sodium
    • This supplement has 180 mg
    • Adequate Intake in men: 1500 mg
    • Adequate Intake in women: 1500 mg
    • Tolerable Upper Intake Level: Not established
  • Potassium
    • This supplement has 70 mg
    • Adequate Intake in men: 3400 mg
    • Adequate Intake in women: 2600 mg
    • Tolerable Upper Intake Level: Not established
  • Vitamin C
    • This supplement has 250 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg
  • Vitamin B3 (Niacin)
    • This supplement has 17.5 mg
    • Recommended Dietary Allowance in men: 16 mg
    • Recommended Dietary Allowance in women: 14 mg
    • Tolerable Upper Intake Level: 35 mg

Last updated: February 9, 2026

  • Sources & Methodology: Nutrient data and forms are taken directly from Supplement Facts labels. Reviewed and standardized by the VIOscan Research Team. Learn more on the Methodology page.
  • We show the Recommended Dietary Allowance (RDA) when available. If no RDA exists, we show the Adequate Intake (AI). Tolerable Upper Intake Levels (UL) are used for upper limits. Unless otherwise noted, RDAs shown correspond to healthy adults aged 19–50 years and are sex-specific. Separate values exist for 51–70 years and >70 years, and pregnancy and lactation are excluded. All values come from the Dietary Reference Intakes (DRIs) published by the National Academies of Sciences, Engineering, and Medicine (NASEM), Food and Nutrition Board (FNB).
  • Transparency: We’re funded by our users. We don’t have sponsors or affiliate links, and we don’t sell supplements.
  • Editorial standards: we provide independent, impartial and objective data analysis.
  • This analysis is for educational purposes only. It is not a substitute for medical advice.
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  • Author: VIOscan Research Team