Thorne Thyrocsin
vs
Life Extension Hair, Skin & Nails Collagen Plus Formula
Supplement Comparison

  • Zinc: Life Extension Hair, Skin & Nails Collagen Plus Formula has 3.0× more
  • Copper: Life Extension Hair, Skin & Nails Collagen Plus Formula has 3.3× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 32 nutrients compared
Bar chart: per-serving label amounts and listed forms for Thorne Thyrocsin vs Life Extension Hair, Skin & Nails Collagen Plus Formula.

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Frequently asked questions

Which active ingredients does Thorne Thyrocsin have?

  • Vitamin C appears as Ascorbic Acid
  • Vitamin E appears as d-Alpha Tocopherol
  • Vitamin B12 (Cobalamin) appears as Methylcobalamin
  • Iodine appears as Potassium Iodide
  • Zinc appears as TRAACS Zinc Bisglycinate (Albion)
  • Selenium appears as L-Selenomethionine
  • Copper appears as TRAACS Copper Bisglycinate (Albion)
  • L-Tyrosine
  • Ashwagandha appears as KSM-66 Ashwagandha

Which active ingredients does Life Extension Hair, Skin & Nails Collagen Plus Formula have?

  • Vitamin B3 (Niacin) appears as Niacinamide
  • Vitamin B6 (Pyridoxine) appears as Pyridoxine HCl
  • Vitamin B7 (Biotin)
  • Vitamin B5 (Pantothenic Acid) appears as D-Calcium Pantothenate
  • Calcium appears as DiCalcium Phosphate
  • Zinc appears as Zinc Oxide
  • Copper appears as Copper Sulfate
  • Silicon appears as Bamboo Extract and Silicon Dioxide
  • Collagen Peptides appears as VERISOL Bioactive Collagen Peptides
  • Keratin appears as Cynatine HNS

Which categories do Thorne Thyrocsin and Life Extension Hair, Skin & Nails Collagen Plus Formula belong to?

  • Hormone Support Formula
  • Collagen

What health concerns do Thorne Thyrocsin and Life Extension Hair, Skin & Nails Collagen Plus Formula address?

  • Thyroid Support
  • Energy & Metabolism
  • Skin, Hair & Nail Health

Which product has a higher amount of Zinc per serving?

  • Life Extension Hair, Skin & Nails Collagen Plus Formula has the highest total amount of Zinc: 15 mg per serving

Which product has a higher amount of Copper per serving?

  • Life Extension Hair, Skin & Nails Collagen Plus Formula has the highest total amount of Copper: 1.65 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Thorne Thyrocsin: 2 capsules
    • Life Extension Hair, Skin & Nails Collagen Plus Formula: 4 tablets
  • Vitamin C
    • This supplement has 200 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg
  • Vitamin E
    • This supplement has 67 mg
    • Recommended Dietary Allowance in men: 15 mg
    • Recommended Dietary Allowance in women: 15 mg
    • Tolerable Upper Intake Level: 1000 mg
  • Vitamin B12 (Cobalamin)
    • This supplement has 100 mcg
    • Recommended Dietary Allowance in men: 2.4 mcg
    • Recommended Dietary Allowance in women: 2.4 mcg
    • Tolerable Upper Intake Level: Not established
  • Iodine
    • This supplement has 225 mcg
    • Recommended Dietary Allowance in men: 150 mcg
    • Recommended Dietary Allowance in women: 150 mcg
    • Tolerable Upper Intake Level: 1100 mcg
  • Zinc
    • This supplement has 5 mg
    • Recommended Dietary Allowance in men: 11 mg
    • Recommended Dietary Allowance in women: 8 mg
    • Tolerable Upper Intake Level: 40 mg
  • Selenium
    • This supplement has 100 mcg
    • Recommended Dietary Allowance in men: 55 mcg
    • Recommended Dietary Allowance in women: 55 mcg
    • Tolerable Upper Intake Level: 400 mcg
  • Vitamin B3 (Niacin)
    • This supplement has 18 mg
    • Recommended Dietary Allowance in men: 16 mg
    • Recommended Dietary Allowance in women: 14 mg
    • Tolerable Upper Intake Level: 35 mg
  • Vitamin B6 (Pyridoxine)
    • This supplement has 2 mg
    • Recommended Dietary Allowance in men: 1.3 mg
    • Recommended Dietary Allowance in women: 1.3 mg
    • Tolerable Upper Intake Level: 100 mg
  • Vitamin B7 (Biotin)
    • This supplement has 2500 mcg
    • Adequate Intake in men: 30 mcg
    • Adequate Intake in women: 30 mcg
    • Tolerable Upper Intake Level: Not established
  • Vitamin B5 (Pantothenic Acid)
    • This supplement has 13.68 mg
    • Adequate Intake in men: 5 mg
    • Adequate Intake in women: 5 mg
    • Tolerable Upper Intake Level: Not established
  • Calcium
    • This supplement has 83 mg
    • Recommended Dietary Allowance in men: 1000 mg
    • Recommended Dietary Allowance in women: 1000 mg
    • Tolerable Upper Intake Level: 2500 mg
  • Zinc
    • This supplement has 15 mg
    • Recommended Dietary Allowance in men: 11 mg
    • Recommended Dietary Allowance in women: 8 mg
    • Tolerable Upper Intake Level: 40 mg

Last updated: February 10, 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