Life Extension Biotin
vs
Jarrow Alpha Lipoic Sustain
Supplement Comparison

  • Vitamin B7 (Biotin): Life Extension Biotin has 82% more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 3 nutrients compared
Bar chart: per-serving label amounts and listed forms for Life Extension Biotin vs Jarrow Alpha Lipoic Sustain.

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Frequently asked questions

Which active ingredients does Life Extension Biotin have?

  • Vitamin B7 (Biotin)

Which active ingredients does Jarrow Alpha Lipoic Sustain have?

  • Vitamin B7 (Biotin) appears as D-Biotin
  • Alpha Lipoic Acid

Which categories do Life Extension Biotin and Jarrow Alpha Lipoic Sustain belong to?

  • Single Vitamin
  • Antioxidant Complex

What health concerns do Life Extension Biotin and Jarrow Alpha Lipoic Sustain address?

  • Cellular Health
  • Skin, Hair & Nail Health
  • Antioxidant Support
  • Energy & Metabolism

Which product has a higher amount of Vitamin B7 (Biotin) per serving?

  • Life Extension Biotin has the highest total amount of Vitamin B7 (Biotin): 600 mcg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Life Extension Biotin: 1 capsule
    • Jarrow Alpha Lipoic Sustain: 1 tablet
  • Vitamin B7 (Biotin)
    • This supplement has 600 mcg
    • Adequate Intake in men: 30 mcg
    • Adequate Intake in women: 30 mcg
    • Tolerable Upper Intake Level: Not established
  • Vitamin B7 (Biotin)
    • This supplement has 330 mcg
    • Adequate Intake in men: 30 mcg
    • Adequate Intake in women: 30 mcg
    • Tolerable Upper Intake Level: Not established

Last updated: February 13, 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