NOW Foods Calcium Citrate
vs
Bronson Men's 50+ Complete
Supplement Comparison

  • Vitamin D: NOW Foods Calcium Citrate has 7.1% more
  • Magnesium: NOW Foods Calcium Citrate has 2.0× more
  • Zinc: Bronson Men's 50+ Complete has 2.2× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 42 nutrients compared
Bar chart: per-serving label amounts and listed forms for NOW Foods Calcium Citrate vs Bronson Men's 50+ Complete.

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Frequently asked questions

Which active ingredients does NOW Foods Calcium Citrate have?

  • Vitamin D appears as Ergocalciferol (D2)
  • Calcium appears as Calcium Citrate
  • Magnesium appears as Magnesium Oxide
  • Zinc appears as Zinc Amino Acid Chelate
  • Copper appears as Copper Amino Acid Chelate
  • Manganese appears as Manganese Amino Acid Chelate

Which active ingredients does Bronson Men's 50+ Complete have?

  • Vitamin A appears as Retinyl Acetate
  • Vitamin C appears as Ascorbic Acid
  • Vitamin D appears as Cholecalciferol (D3)
  • Vitamin E appears as dl-Alpha Tocopheryl Acetate
  • Vitamin K appears as Vitamin K1 Phytonadione
  • Vitamin B1 (Thiamin) appears as Thiamin Mononitrate
  • Vitamin B2 (Riboflavin)
  • Vitamin B3 (Niacin) appears as Niacinamide
  • Vitamin B6 (Pyridoxine) appears as Pyridoxine HCl
  • Vitamin B9 (Folate) appears as Folic Acid
  • Vitamin B12 (Cobalamin) appears as Cyanocobalamin
  • Vitamin B7 (Biotin)
  • Vitamin B5 (Pantothenic Acid) appears as D-Calcium Pantothenate
  • Calcium appears as Calcium Carbonate
  • Iodine appears as Potassium Iodide
  • Magnesium appears as Magnesium Oxide
  • Zinc appears as Zinc Oxide
  • Selenium appears as Sodium Selenate
  • Copper appears as Copper Sulfate
  • Manganese appears as Manganese Sulfate
  • Chromium appears as Chromium Chloride
  • Molybdenum appears as Sodium Molybdate
  • Lycopene

Which categories do NOW Foods Calcium Citrate and Bronson Men's 50+ Complete belong to?

  • Mineral Complex
  • Single Mineral
  • Multivitamin
  • Senior Formula

What health concerns do NOW Foods Calcium Citrate and Bronson Men's 50+ Complete address?

  • General Health
  • Heart & Cardiovascular Health
  • Joint & Bone Health
  • Brain, Focus & Cognitive Function
  • Eye Health
  • Immune System Support
  • Men's Health

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

  • NOW Foods Calcium Citrate has the highest total amount of Vitamin D: 750 IU per serving

Which product has a higher amount of Magnesium per serving?

  • NOW Foods Calcium Citrate has the highest total amount of Magnesium: 225 mg per serving

Which product has a higher amount of Zinc per serving?

  • Bronson Men's 50+ Complete has the highest total amount of Zinc: 24 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • NOW Foods Calcium Citrate: 3 capsules
    • Bronson Men's 50+ Complete: 1 tablet
  • Vitamin D
    • This supplement has 750 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 450 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 11 mg
    • Recommended Dietary Allowance in men: 11 mg
    • Recommended Dietary Allowance in women: 8 mg
    • Tolerable Upper Intake Level: 40 mg
  • Copper
    • This supplement has 0.75 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 4 mg
    • Adequate Intake in men: 2.3 mg
    • Adequate Intake in women: 1.8 mg
    • Tolerable Upper Intake Level: 11 mg
  • Vitamin A
    • This supplement has 1260 mcg RAE
    • Recommended Dietary Allowance in men: 900 mcg RAE
    • Recommended Dietary Allowance in women: 700 mcg RAE
    • Tolerable Upper Intake Level: 3000 mcg RAE
  • Vitamin C
    • This supplement has 120 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg
  • Vitamin D
    • This supplement has 700 IU
    • Recommended Dietary Allowance in men: 600 IU
    • Recommended Dietary Allowance in women: 600 IU
    • Tolerable Upper Intake Level: 4000 IU
  • Vitamin E
    • This supplement has 25.5 mg
    • Recommended Dietary Allowance in men: 15 mg
    • Recommended Dietary Allowance in women: 15 mg
    • Tolerable Upper Intake Level: 1000 mg
  • Vitamin K
    • This supplement has 20 mcg
    • Adequate Intake in men: 120 mcg
    • Adequate Intake in women: 90 mcg
    • Tolerable Upper Intake Level: Not established
  • Vitamin B1 (Thiamin)
    • This supplement has 4.5 mg
    • Recommended Dietary Allowance in men: 1.2 mg
    • Recommended Dietary Allowance in women: 1.1 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.
  • 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