Supplements

Calcium in supplements · page 289

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 289 of 304

Marine Greens Immunity Blend PowderBareOrganics · Powder20 mg per serving

Serra - 125KLyndon Fields · Capsule36 mg per serving

DHEA 50 mgEurovital Nutraceuticals · Tablet or Pill60 mg per serving

Biotin 1000 mcgBronson · Tablet or Pill45 mg per serving

Calcium Citrate 250 mgBronson · Tablet or Pill250 mg per serving

BiotinHerbadiet · Capsule190 mg per serving

Chromium PicolinateBronson Laboratories · Tablet or Pill98 mg per serving

Chromium PicolinateBronson · Tablet or Pill98 mg per serving

Garlic 600 mg Sustained ReleaseBronson · Tablet or Pill38 mg per serving

Niacin 500 mgBronson · Tablet or Pill43 mg per serving

Biotin 10,000 mcg21st Century · Tablet or Pill96 mg per serving

Biotin 5000 mcg21st Century · Capsule113 mg per serving

Lutein 10 mg21st Century · Tablet or Pill222 mg per serving

Lycopene 25 mg21st Century · Tablet or Pill170 mg per serving

Calcium & Phosphorus With Vitamin DSunmark · Tablet or Pill600 mg per serving

Calcium, Magnesium & ZincSunmark · Tablet or Pill333 mg per serving

Cal/Mag CitrateDouglas Laboratories · Capsule72 mg per serving

Cal Chew CarobDouglas Laboratories · Tablet or Pill500 mg per serving

Calcigard Two-to-One Plus Vitamin DDouglas Laboratories · Tablet or Pill150 mg per serving

Natural Calcium, Magnesium & Zinc USPCVS Pharmacy · Unknown333 mg per serving

Natural Oyster Shell Calcium 1000 mg With Vitamin D3Sundown Naturals · Tablet or Pill1,000 mg per serving

Vitamin D3 & K2The Vitamin Shoppe · Capsule64 mg per serving

Cleans & Lean Defining AgentMM Sports Nutrition · Capsule20 mg per serving

Tooth-Friendly, Chewable Vitamin C Tropical Fruit Flavor 250 mgTreehouse · Tablet or Pill15 mg per serving

Vitamin-C PlexOL Olympian Labs · Tablet or Pill120 mg per serving

Calcium 2 GoOL Olympian Labs The Optimal Blend · Other (e.g. tea bag)1,000 mg per serving

Peak BCAA Blue RaspberryInner Armour Sports Nutrition · Powder36 mg per serving

Peak BCAA Fruit PunchInner Armour Sports Nutrition · Powder94 mg per serving

Peak BCAA Pink LemonadeInner Armour Sports Nutrition · Powder46 mg per serving

Peak BCAA WatermelonInner Armour Sports Nutrition · Powder72 mg per serving

Lycopene 15 mgNatrol · Tablet or Pill45 mg per serving

Super Citrimax Clinical StrengthLife Extension · Capsule120 mg per serving

Garcinia Cambogia 1000 mgH-E-B · Capsule282 mg per serving

Platinum GAKIC 22.5MuscleTech Essential Series · Other (e.g. tea bag)350 mg per serving

5-Day Acai Berry CleanseApplied Nutrition · Tablet or Pill88 mg per serving

Carcinia Cambogia Extract PowderBIOVEA Natural Foods · Powder570 mg per serving

Garcinia 1500MET-Rx · Other (e.g. tea bag)225 mg per serving

Turmeric FactorsVitamer Laboratories · Tablet or Pill50 mg per serving

Maximum Strength Calcium Citrate with Vitamin D3TopCare · Tablet or Pill630 mg per serving

Calcium Citrate Caps Plus MagnesiumTwinlab · Capsule300 mg per serving

Calcium 600 mg & Vitamin D3CVS Health · Tablet or Pill600 mg per serving

Oyster Shell Calcium 500 mg With Vitamin DCVS Health · Other (e.g. tea bag)500 mg per serving

Calcium 600 mg Plus Vitamin D3 800 IUSpring Valley · Tablet or Pill600 mg per serving

Oyster Shell Calcium 500 mg Plus Vitamin DGeri-Care · Tablet or Pill500 mg per serving

Calcium Citrate+D3Equate · Tablet or Pill630 mg per serving

Iron 65 mgNature Made · Tablet or Pill18 mg per serving

Vitamin B6 100 mgNature Made · Tablet or Pill30 mg per serving

D3 1000 IUNature Made · Tablet or Pill92 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).