United States
Data
Supplements

Calcium in supplements · page 266

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 266 of 304

O
OsteoNourishU.S. Doctors' Clinical · Tablet or Pill600 mg per serving
P
Para S2 To S4Thera-Zyme · Capsule52 mg per serving
O
Organic Whey Isolate UnflavordNatural Force · Powder80 mg per serving
F
Formula 25Enzyme Solutions · Capsule52 mg per serving
I
Iso T-DriveAdvanced Nutrition Systems · Capsule93 mg per serving
G
Ginseng Revitalizer 964 mgPlanetary Herbals · Tablet or Pill79 mg per serving
T
Test HDMuscleTech Performance Series · Other (e.g. tea bag)48 mg per serving
B
Buffered Ascorbic Acid CapsulesPure Encapsulations · Capsule93 mg per serving
C
Calcium 1000The Vitamin Shoppe · Softgel Capsule1,000 mg per serving
C
Calcium 1000The Vitamin Shoppe · Softgel Capsule1,000 mg per serving
C
Chewable Calcium 500 mgMajor · Tablet or Pill500 mg per serving
M
MyoCalmMetagenics · Tablet or Pill50 mg per serving
G
Gotu KolaSolgar · Capsule25 mg per serving
A
Absorbable Calcium 600 mgtnvitamins · Softgel Capsule1,200 mg per serving
C
Calcium 1000 1000 mgThe Vitamin Shoppe · Softgel Capsule1,000 mg per serving
C
Calcium 1000 1000 mgThe Vitamin Shoppe · Softgel Capsule1,000 mg per serving
K
Keto Assist Rasberry LemonadePure Prescriptions · Powder875 mg per serving
T
Toxin DetoxChemical Free Body · Capsule11 mg per serving
A
Active Lipoic Acid 300 mgCountry Life · Tablet or Pill60 mg per serving
K
Keto Fire Caffeine FreeAncient Nutrition · Capsule120 mg per serving
L
Liquid Calcium 600 mgFarlong · Softgel Capsule600 mg per serving
K
Keto FireAncient Nutrition · Capsule120 mg per serving
C
Calcium 1200 mg / Plus 1000 IU Vitamin D3Nature's Bounty · Softgel Capsule1,200 mg per serving
M
Multi-Enzyme FormulaPuritan's Pride · Tablet or Pill120 mg per serving
C
Calcium 600 + Vitamin D3 with Soy IsoflavonesPuritan's Pride · Other (e.g. tea bag)1,200 mg per serving
C
Calcium 1200 mg Plus Vitamin D3Sundown · Softgel Capsule1,200 mg per serving
M
Move Free Ultra Calcium Fructoborate + Vitamins K2 + DSchiff · Tablet or Pill27 mg per serving
G
Garcinia Cambogia HCA Plus FormulaBioPro Wellness · Capsule25 mg per serving
B
Buffered Cassava Vitamin C with Calcium and MagnesiumNutriCology · Capsule95 mg per serving
D
DIM 200 plus CDG 100Protocol For Life Balance · Capsule12 mg per serving
G
GarciniaPlexWiseLife Naturals · Capsule50 mg per serving
L
LipoXplexWiseLife Naturals · Capsule50 mg per serving
P
PhenterPlexWiseLife Naturals · Capsule50 mg per serving
B1 Thiamine Hydrochloride 100 mg, Windmill Natural Vitamins
B1 Thiamine Hydrochloride 100 mgWindmill Natural Vitamins · Tablet or Pill70 mg per serving
B12 Cyanocobalamin 250 mcg, Windmill Natural Vitamins
B12 Cyanocobalamin 250 mcgWindmill Natural Vitamins · Tablet or Pill120 mg per serving
Milk Thistle 250 mg, Windmill Natural Vitamins
Milk Thistle 250 mgWindmill Natural Vitamins · Tablet or Pill80 mg per serving
Methyl B-12 2500 mcg, GNC
Methyl B-12 2500 mcgGNC · Other (e.g. tea bag)135 mg per serving
DHEA 25 mg, Eurovital Nutraceuticals
DHEA 25 mgEurovital Nutraceuticals · Tablet or Pill50 mg per serving
DHEA 25 mg, Eurovital Nutraceuticals
DHEA 25 mgEurovital Nutraceuticals · Tablet or Pill50 mg per serving
Melatonin 3 mg, Eurovital Nutraceuticals
Melatonin 3 mgEurovital Nutraceuticals · Tablet or Pill115 mg per serving
Colon Cleanse, ANTIAGING Institute of California
Colon CleanseANTIAGING Institute of California · Capsule200 mg per serving
B-12 1,000 mcg, Woodstock Vitamins
B-12 1,000 mcgWoodstock Vitamins · Tablet or Pill103 mg per serving
B-12 1,000 mcg, Woodstock Vitamins
B-12 1,000 mcgWoodstock Vitamins · Tablet or Pill103 mg per serving
B-12 1,000 mcg, Woodstock Vitamins
B-12 1,000 mcgWoodstock Vitamins · Tablet or Pill103 mg per serving
Pantothenic 500, Progressive Professional from Progressive Laboratories
Pantothenic 500Progressive Professional from Progressive Laboratories · Capsule45 mg per serving
Melatonin 10 mg, Woodstock Vitamins
Melatonin 10 mgWoodstock Vitamins · Tablet or Pill50 mg per serving
Ginkgo Biloba Extract 120 mg, Swanson
Ginkgo Biloba Extract 120 mgSwanson · Capsule36 mg per serving
Red-gen, Genestra Brands
Red-genGenestra Brands · Capsule180 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).