NutriBiotic Sodium Ascorbate
vs
Klean Athlete Klean Collagen+C Unflavored
Supplement Comparison

  • Vitamin C: NutriBiotic Sodium Ascorbate has 22× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 7 nutrients compared
Bar chart: per-serving label amounts and listed forms for NutriBiotic Sodium Ascorbate vs Klean Athlete Klean Collagen+C Unflavored.

Frequently asked questions

Which active ingredients does NutriBiotic Sodium Ascorbate have?

  • Vitamin C appears as Sodium Ascorbate USP-FCC
  • Sodium appears as Sodium from Sodium Ascorbate USP-FCC

Which active ingredients does Klean Athlete Klean Collagen+C Unflavored have?

  • Vitamin C appears as Mixed ascorbates from organic amla (Phyllanthus emblica)
  • Collagen Peptides appears as Hydrolyzed Collagen (from bovine)
  • Protein

Which categories do NutriBiotic Sodium Ascorbate and Klean Athlete Klean Collagen+C Unflavored belong to?

  • Single Vitamin
  • Collagen

What health concerns do NutriBiotic Sodium Ascorbate and Klean Athlete Klean Collagen+C Unflavored address?

  • Antioxidant Support
  • Immune System Support
  • Athletic Performance
  • Healthy Aging & Longevity
  • Joint & Bone Health
  • Recovery & Repair
  • Skin, Hair & Nail Health

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

  • NutriBiotic Sodium Ascorbate has the highest total amount of Vitamin C: 1100 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • NutriBiotic Sodium Ascorbate: 0.3 teaspoons
    • Klean Athlete Klean Collagen+C Unflavored: 1 scoop
  • Vitamin C
    • This supplement has 1100 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg
  • Sodium
    • This supplement has 120 mg
    • Adequate Intake in men: 1500 mg
    • Adequate Intake in women: 1500 mg
    • Tolerable Upper Intake Level: Not established
  • Vitamin C
    • This supplement has 50 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg

Last updated: January 2, 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.
  • Questions? Read our Frequently Asked Questions or contact us, we’re here to help.
  • See an error? Report it through our Contact page.
  • Author: VIOscan Research Team