United States
Data
Supplements

Calcium in supplements · page 256

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.

AgeMenWomenPregnancyBreastfeeding
0-6 months1,000 mg1,000 mg——
7-12 months1,500 mg1,500 mg——
1–3 years2,500 mg2,500 mg——
4–8 years2,500 mg2,500 mg——
9–13 years3,000 mg3,000 mg——
14–18 years3,000 mg3,000 mg3,000 mg3,000 mg
19–50 years2,500 mg2,500 mg2,500 mg2,500 mg
51–70 years2,000 mg2,000 mg——
71+ years2,000 mg2,000 mg——

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

Supplements with Calcium

14,548 shown · page 256 of 304

I
Isolate Protein Vanilla Ice CreamSirenLabs · Powder103 mg per serving
A
Avena Sativa Oat Complex For MenPlanetary Herbals · Tablet or Pill73 mg per serving
A
Avena Sativa Oat Complex For MenPlanetary Herbals · Tablet or Pill73 mg per serving
A
Avena Sativa Oat Complex For MenPlanetary Herbals · Tablet or Pill73 mg per serving
A
AHCC 500 mgThe Vitamin Shoppe · Capsule40 mg per serving
K
Keto FIRE Caffeine FreeAncient Nutrition · Capsule124 mg per serving
F
FBlockAbsolute Nutrition · Capsule150 mg per serving
C
Cal-1000Carlson · Softgel Capsule1,000 mg per serving
N
Natural Calcium, Magnesium & Zinc with CopperRite Aid Pharmacy · Tablet or Pill333 mg per serving
M
Magnesium & CalciumNOW · Tablet or Pill400 mg per serving
M
Magnesium & CalciumNOW · Tablet or Pill400 mg per serving
M
Menopause Relief + SleepEstroven · Other (e.g. tea bag)112 mg per serving
O
OptiFerin-CPure Encapsulations · Capsule11 mg per serving
G
Garcinia CambogiaBIOVEA · Capsule80 mg per serving
O
Organic MCT Powder VanillaNutiva · Powder20 mg per serving
C
Calcium Magnesium ZincAN Amazing Nutrition Amazing Formulas · Tablet or Pill1,000 mg per serving
C
Citrus BioflavonoidsNature's Sunshine · Tablet or Pill180 mg per serving
Z
ZincNature's Sunshine · Tablet or Pill45 mg per serving
M
Min-TranSP Standard Process · Tablet or Pill120 mg per serving
B
Beneflex ARWilliams Nutrition · Capsule50 mg per serving
S
Saw PalmettoBronson · Capsule166 mg per serving
V
Vitamin C with Calcium, Magnesium and PotassiumBronson · Powder200 mg per serving
Pyruvate One Thousand, Wonder Laboratories
Pyruvate One ThousandWonder Laboratories · Capsule1,000 mg per serving
Pantothenic Acid 500 mg, Wonder Laboratories
Pantothenic Acid 500 mgWonder Laboratories · Capsule63 mg per serving
Phytosterol Complex 667 mg, Wonder Laboratories
Phytosterol Complex 667 mgWonder Laboratories · Tablet or Pill101 mg per serving
Pyridoxal 5' Phosphate, Ecological Formulas
Pyridoxal 5' PhosphateEcological Formulas · Tablet or Pill103 mg per serving
Calcium Ascorbate, NutriBiotic Immunity
Calcium AscorbateNutriBiotic Immunity · Powder180 mg per serving
Calcium + Vitamin D, Swisse
Calcium + Vitamin DSwisse · Tablet or Pill0.00 NP per serving
Albion Calcium & Magnesium, Swanson
Albion Calcium & MagnesiumSwanson · Capsule200 mg per serving
C 500 mg, Swanson
C 500 mgSwanson · Tablet or Pill56 mg per serving
Calcium 600 + D3, Equate
Calcium 600 + D3Equate · Tablet or Pill600 mg per serving
Iron Chelate 25 mg, Natural Factors
Iron Chelate 25 mgNatural Factors · Tablet or Pill45 mg per serving
Calcium & Magnesium, LuckyVitamin
Calcium & MagnesiumLuckyVitamin · Tablet or Pill1.0 Gram(s) per serving
Coral Calcium 1,000 mg, LuckyVitamin
Coral Calcium 1,000 mgLuckyVitamin · Capsule350 mg per serving
Chelated Copper Amino Acid Chelate 2 mg, Puritan's Pride
Chelated Copper Amino Acid Chelate 2 mgPuritan's Pride · Tablet or Pill103 mg per serving
Calcium Citrate with Vitamin D3, Puritan's Pride
Calcium Citrate with Vitamin D3Puritan's Pride · Tablet or Pill1,000 mg per serving
Calcium Citrate + Vitamin D3 Miniatures, Puritan's Pride
Calcium Citrate + Vitamin D3 MiniaturesPuritan's Pride · Tablet or Pill400 mg per serving
Absorbable Calcium Plus Vitamin D-3, Puritan's Pride
Absorbable Calcium Plus Vitamin D-3Puritan's Pride · Softgel Capsule1,300 mg per serving
Calcium Microcrystalline Hydroxyapatite, Douglas Laboratories
Calcium Microcrystalline HydroxyapatiteDouglas Laboratories · Capsule500 mg per serving
Absorbable Calcium Plus Vitamin D-3, Puritan's Pride
Absorbable Calcium Plus Vitamin D-3Puritan's Pride · Softgel Capsule1,300 mg per serving
Calcium Microcrystalline Hydroxyapatite, Douglas Laboratories
Calcium Microcrystalline HydroxyapatiteDouglas Laboratories · Capsule500 mg per serving
Calcium 600 mg with Vitamin D3, Kirkland Signature
Calcium 600 mg with Vitamin D3Kirkland Signature · Tablet or Pill600 mg per serving
Easy-C 500 mg, Natrol
Easy-C 500 mgNatrol · Tablet or Pill110 mg per serving
HMB 1,000 mg, Gaspari Nutrition
HMB 1,000 mgGaspari Nutrition · Capsule130 mg per serving
Phosphatidyl Serine 150 mg Soy-Free, NOW
Phosphatidyl Serine 150 mg Soy-FreeNOW · Capsule40 mg per serving
Vitamin C plus Calcium, Ultimate Nutrition Platinum Series
Vitamin C plus CalciumUltimate Nutrition Platinum Series · Other (e.g. tea bag)94 mg per serving
Cal/Mag 2:1 (Malate), Pure Encapsulations
Cal/Mag 2:1 (Malate)Pure Encapsulations · Capsule390 mg per serving
Calcium (MCHA) with Magnesium, Pure Encapsulations
Calcium (MCHA) with MagnesiumPure Encapsulations · Capsule140 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).