Supplements

Calcium in supplements · page 280

14,548 supplements on the U.S. market list Calcium with an amount per serving. The official Tolerable Upper Intake Level for adults is 2,500 mg a day.

Tolerable Upper Intake Level (UL)

The highest daily amount that is unlikely to cause harm for almost all healthy people, from food, drinks and supplements combined.

Age	Men	Women	Pregnancy	Breastfeeding
0-6 months	1,000 mg	1,000 mg	—	—
7-12 months	1,500 mg	1,500 mg	—	—
1–3 years	2,500 mg	2,500 mg	—	—
4–8 years	2,500 mg	2,500 mg	—	—
9–13 years	3,000 mg	3,000 mg	—	—
14–18 years	3,000 mg	3,000 mg	3,000 mg	3,000 mg
19–50 years	2,500 mg	2,500 mg	2,500 mg	2,500 mg
51–70 years	2,000 mg	2,000 mg	—	—
71+ years	2,000 mg	2,000 mg	—	—

Source: NIH ODS Calcium Fact Sheet for Health Professionals, Table 3 (updated 2026-06-22).

Supplements with Calcium

14,548 shown · page 280 of 304

Sleep AwayPure Vegan · Capsule80 mg per serving

Active A with Beta Carotene 25,000 IUSource Naturals · Tablet or Pill23 mg per serving

Red Yeast Rice 1200 mgNOW · Tablet or Pill150 mg per serving

Beta-SitosterolRoex · Tablet or Pill40 mg per serving

Kidney & Bladder SupportRoex · Tablet or Pill40 mg per serving

NHB-1Roex · Capsule25 mg per serving

Choline SupremeRoex · Capsule20 mg per serving

HMB+ CreatineBlonyx · Powder195 mg per serving

Garcinia CambogiaSundown · Capsule126 mg per serving

Garcinia CambogiaNutraBio · Capsule168 mg per serving

Alpha Lipoic Acid 300 mgSource Naturals · Tablet or Pill127 mg per serving

Millers Bran 500 mgSolgar · Tablet or Pill45 mg per serving

Broccoli Sprouts Extract 250 mgSource Naturals · Tablet or Pill356 mg per serving

Calcium CitrateSource Naturals · Tablet or Pill1,000 Gram(s) per serving

Coenzymated B-6 333 mgSource Naturals · Tablet or Pill35 mg per serving

Apple Cider Vinegar PlusMason Natural · Tablet or Pill65 mg per serving

EDTA 500 mgSource Naturals · Capsule140 mg per serving

DAACC D-Aspartic Acid Calcium Chelate 3.75 g UnflavoredVMI Sports Black Series · Powder500 mg per serving

Calcium D-Glucarate 500 mgAbsorb Health · Capsule124 mg per serving

Liquid Filled Cal-600Carlson · Softgel Capsule600 mg per serving

Pro-RiteCarlson · Tablet or Pill52 mg per serving

Liquid Cal-600 600 mgCarlson · Softgel Capsule600 mg per serving

Green Tea SlimMason Natural · Tablet or Pill65 mg per serving

Bio-Rutin Complex 550 mg/500 mgCountry Life · Tablet or Pill75 mg per serving

Bio-Rutin Complex 550 mg / 500 mgCountry Life · Tablet or Pill75 mg per serving

Pure Shark Cartilage 750 mgSolgar · Capsule150 mg per serving

Acidophilus with Citrus PectinRugby · Other (e.g. tea bag)70 mg per serving

Acidophilus Extra Strength with L-SporogenesRugby · Other (e.g. tea bag)70 mg per serving

100% Pure Shark CartilageSolgar · Capsule150 mg per serving

Fungal Fighter 400 mgDr. Clark Store · Capsule150 mg per serving

Turmeric & Bromelain 450 mgNatural Factors · Capsule23 mg per serving

Folic Acid 1000 mcgNatural Factors · Tablet or Pill27 mg per serving

Folic Acid 400 mcgNatural Factors · Tablet or Pill20 mg per serving

Turmeric & Bromelain 450 mgNatural Factors · Capsule23 mg per serving

Folic Acid 1000 mcgGNC · Tablet or Pill65 mg per serving

Folic Acid 800 mcgGNC · Tablet or Pill65 mg per serving

AMPK Metabolic ActivatorLife Extension · Tablet or Pill130 mg per serving

A.M. FormulaNature's Bounty Optimal Solutions · Tablet or Pill68 mg per serving

Probiotic Acidophilus with PectinNature's Measure · Capsule290 mg per serving

MgO-40021st Century · Tablet or Pill130 mg per serving

Niacin 100 mg21st Century · Tablet or Pill160 mg per serving

Niacin 250 mg21st Century · Tablet or Pill125 mg per serving

Slow Release Iron21st Century · Tablet or Pill31 mg per serving

Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).