Thorne Broccoli Seed Extract
vs
California Gold Nutrition CollagenUP
Supplement Comparison

  • Vitamin C: Thorne Broccoli Seed Extract has 11% more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 9 nutrients compared
Bar chart: per-serving label amounts and listed forms for Thorne Broccoli Seed Extract vs California Gold Nutrition CollagenUP.

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Frequently asked questions

Which active ingredients does Thorne Broccoli Seed Extract have?

  • Vitamin C appears as Ascorbic Acid
  • Sulforaphane appears as Sulforaphane Glucosinolate
  • Mustard Powder

Which active ingredients does California Gold Nutrition CollagenUP have?

  • Vitamin C appears as Calcium Ascorbate
  • Sodium
  • Collagen Peptides appears as Hydrolyzed Collagen Types 1 and 3
  • Hyaluronic Acid

Which categories do Thorne Broccoli Seed Extract and California Gold Nutrition CollagenUP belong to?

  • Antioxidant Complex
  • Herbal Extract
  • Collagen

What health concerns do Thorne Broccoli Seed Extract and California Gold Nutrition CollagenUP address?

  • Anti-Inflammatory Support
  • Liver & Detox Support
  • Men's Health
  • Women's Health
  • Antioxidant Support
  • Healthy Aging & Longevity
  • Joint & Bone Health
  • Skin, Hair & Nail Health

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

  • Thorne Broccoli Seed Extract has the highest total amount of Vitamin C: 100 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Thorne Broccoli Seed Extract: 1 capsule
    • California Gold Nutrition CollagenUP: 1 scoop
  • Vitamin C
    • This supplement has 100 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg
  • Vitamin C
    • This supplement has 90 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 20 mg
    • Adequate Intake in men: 1500 mg
    • Adequate Intake in women: 1500 mg
    • Tolerable Upper Intake Level: Not established

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.
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  • Author: VIOscan Research Team