NOW Foods Calcium & Magnesium
vs
Metagenics ChondroCare
Supplement Comparison

  • Zinc: NOW Foods Calcium & Magnesium has 5.0× 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 NOW Foods Calcium & Magnesium vs Metagenics ChondroCare.

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Frequently asked questions

Which active ingredients does NOW Foods Calcium & Magnesium have?

  • Vitamin D appears as Cholecalciferol (D3)
  • Calcium appears as Calcium Carbonate and Citrate
  • Magnesium appears as Magnesium Oxide and Citrate
  • Zinc appears as Zinc Oxide

Which active ingredients does Metagenics ChondroCare have?

  • Zinc appears as Zinc Citrate
  • Selenium appears as L-Selenomethionine
  • Copper appears as Copper Citrate
  • Manganese appears as Manganese Citrate
  • Potassium appears as Potassium from D-Glucosamine Sulfate Potassium Chloride
  • Methylsulfonylmethane (MSM)
  • Glucosamine Sulfate appears as D-Glucosamine Sulfate Potassium Chloride
  • Chondroitin Sulfate

Which categories do NOW Foods Calcium & Magnesium and Metagenics ChondroCare belong to?

  • Mineral Complex
  • Single Mineral
  • Joint Formula

What health concerns do NOW Foods Calcium & Magnesium and Metagenics ChondroCare address?

  • General Health
  • Heart & Cardiovascular Health
  • Joint & Bone Health

Which product has a higher amount of Zinc per serving?

  • NOW Foods Calcium & Magnesium has the highest total amount of Zinc: 25 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • NOW Foods Calcium & Magnesium: 2 softgels
    • Metagenics ChondroCare: 2 tablets
  • Vitamin D
    • This supplement has 400 IU
    • Recommended Dietary Allowance in men: 600 IU
    • Recommended Dietary Allowance in women: 600 IU
    • Tolerable Upper Intake Level: 4000 IU
  • Calcium
    • This supplement has 667 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 25 mg
    • Recommended Dietary Allowance in men: 11 mg
    • Recommended Dietary Allowance in women: 8 mg
    • Tolerable Upper Intake Level: 40 mg
  • 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
  • Copper
    • This supplement has 0.5 mg
    • Recommended Dietary Allowance in men: 0.9 mg
    • Recommended Dietary Allowance in women: 0.9 mg
    • Tolerable Upper Intake Level: 10 mg
  • Manganese
    • This supplement has 0.5 mg
    • Adequate Intake in men: 2.3 mg
    • Adequate Intake in women: 1.8 mg
    • Tolerable Upper Intake Level: 11 mg
  • Potassium
    • This supplement has 80 mg
    • Adequate Intake in men: 3400 mg
    • Adequate Intake in women: 2600 mg
    • Tolerable Upper Intake Level: Not established

Last updated: February 15, 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