Thorne Diabenil
vs
Klean Athlete Klean Antioxidant
Supplement Comparison

  • Alpha Lipoic Acid: Klean Athlete Klean Antioxidant has 4.0× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 20 nutrients compared
Bar chart: per-serving label amounts and listed forms for Thorne Diabenil vs Klean Athlete Klean Antioxidant.

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Frequently asked questions

Which active ingredients does Thorne Diabenil have?

  • Chromium appears as Chromium Picolinate
  • Vanadium appears as Vanadyl Sulfate
  • Alpha Lipoic Acid
  • Quercetin appears as Quercetin Phytosome
  • Gymnema
  • Bilberry
  • Bitter Melon

Which active ingredients does Klean Athlete Klean Antioxidant have?

  • Vitamin C appears as Ascorbic Acid
  • Vitamin B7 (Biotin) appears as D-Biotin
  • Alpha Lipoic Acid
  • Astaxanthin appears as AstaReal Astaxanthin (supercritical CO2 extract of Haematococcus pluvialis)
  • Acetyl-L-Carnitine appears as Acetyl-L-Carnitine Chloride
  • Maqui Berry appears as Delphinol

Which categories do Thorne Diabenil and Klean Athlete Klean Antioxidant belong to?

  • Herbal Extract
  • Antioxidant Complex
  • Sports Formula

What health concerns do Thorne Diabenil and Klean Athlete Klean Antioxidant address?

  • Blood Sugar Support
  • Energy & Metabolism
  • Eye Health
  • Weight Management
  • Antioxidant Support
  • Athletic Performance
  • Cellular Health
  • Recovery & Repair

Which product has a higher amount of Alpha Lipoic Acid per serving?

  • Klean Athlete Klean Antioxidant has the highest total amount of Alpha Lipoic Acid: 400 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Thorne Diabenil: 2 capsules
    • Klean Athlete Klean Antioxidant: 3 capsules
  • Chromium
    • This supplement has 200 mcg
    • Adequate Intake in men: 35 mcg
    • Adequate Intake in women: 25 mcg
    • Tolerable Upper Intake Level: Not established
  • Vitamin C
    • This supplement has 125 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg
  • Vitamin B7 (Biotin)
    • This supplement has 300 mcg
    • Adequate Intake in men: 30 mcg
    • Adequate Intake in women: 30 mcg
    • Tolerable Upper Intake Level: Not established

Last updated: February 11, 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