United States
Data
Supplements

Calcium in supplements · page 282

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 282 of 304

G
Goldenseal 325 mgBotanic Choice · Tablet or Pill56 mg per serving
L
L-Carnitine 500 mgBotanic Choice · Tablet or Pill74 mg per serving
L
L-Carnitine 500 mgIndiana Botanic Gardens · Tablet or Pill74 mg per serving
G
GTF Chromium 200 mcgBotanic Choice · Tablet or Pill222 mg per serving
T
Type II Collagen 500 mgIndiana Botanic Gardens · Tablet or Pill36 mg per serving
L
L-Arginine 500 mgIndiana Botanic Gardens · Tablet or Pill118 mg per serving
L
L-Lysine 500 mgIndiana Botanic Gardens · Tablet or Pill107 mg per serving
P
PolicosanolIndiana Botanic Gardens · Tablet or Pill94 mg per serving
E
Easy-C 1000 mgNatrol · Tablet or Pill100 mg per serving
E
Easy-C 1000 mgNatrol · Tablet or Pill100 mg per serving
E
Easy-C 1000 mgNatrol · Tablet or Pill100 mg per serving
G
GABA Plus 500 mgBotanic Choice · Tablet or Pill105 mg per serving
C
Cal-Mag MaxIntegrative Therapeutics · Capsule140 mg per serving
V
Vitamin K 100 mcgIndiana Botanic Gardens · Tablet or Pill25 mg per serving
U
Ultra Potassium 99 mgSource Naturals · Tablet or Pill204 mg per serving
V
Vitamin K2 100 mcgSource Naturals · Tablet or Pill110 mg per serving
B
Bilberry Eye ComplexPlanetary Herbals · Tablet or Pill53 mg per serving
B
Bilberry Eye ComplexPlanetary Herbals · Tablet or Pill53 mg per serving
B
Bilberry Eye ComplexPlanetary Herbals · Tablet or Pill53 mg per serving
B
Bilberry Vision 100 mgPlanetary Herbals · Tablet or Pill29 mg per serving
B
Bilberry Vision 100 mgPlanetary Herbals · Tablet or Pill29 mg per serving
B
Beta SitosterolThe Vitamin Shoppe · Tablet or Pill140 mg per serving
C
CBD Cannabidiol CapsulesCalifornia Academy of Health · Capsule200 mg per serving
C
Chelated Cal-Mag TabletVitalBulk · Tablet or Pill1,000 mg per serving
P
Probiotic Acidophilus with Citrus PectinAmerican Health · Capsule154 mg per serving
B
Biotin 10,000 mcg Plus Keratin 100 mgMason Natural · Tablet or Pill44 mg per serving
F
Fast Acting Arginine Complex with Nitrosigine 750 mgDoctor's Best · Tablet or Pill93 mg per serving
G
Garcinia Cambogia 1,000 mgNatrol · Capsule80 mg per serving
R
Real KetonesKeto Science · Capsule100 mg per serving
F
Folic Acid 400 mcg21st Century · Tablet or Pill100 mg per serving
G
Glucosamine Relief 1000 mg21st Century · Tablet or Pill100 mg per serving
F
Folic Acid 800 mcg21st Century · Tablet or Pill100 mg per serving
B
Betaine HCl 350 mgNature's Life · Tablet or Pill15 mg per serving
D
DHEA 25 mgSchiff · Tablet or Pill140 mg per serving
U
Ultra Strength Antacid Calcium Carbonate 1000 mg Assorted Berry FlavorsKirkland Signature · Tablet or Pill800 mg per serving
M
Mild-C 1,600 mgCarlson · Powder180 mg per serving
V
Vitamin C 500 mgGNC · Other (e.g. tea bag)33 mg per serving
V
Vitamin C 500 mgGNC · Other (e.g. tea bag)33 mg per serving
V
Vitamin D-3 25 mcg (1000 IU)GNC · Tablet or Pill74 mg per serving
V
Vitamin D-3 125 mcg (5000 IU)GNC · Tablet or Pill71 mg per serving
V
Vitamin B-6 200 mg Timed-ReleaseGNC · Tablet or Pill100 mg per serving
D
Delayed Release C 500 mgMason Natural · Other (e.g. tea bag)27 mg per serving
C
Calcium & MagnesiumHigher Nature · Tablet or Pill120 mg per serving
S
Super Cal/MagFreeda · Capsule1,000 mg per serving
S
Super Cal/MagFreeda · Capsule1,000 mg per serving
C
Calcium with Vitamin D3NewtonEverett · Softgel Capsule1,200 mg per serving
E
Ester-C 500 mgAmerican Health · Capsule110 mg per serving
E
Ester-C 500 mgAmerican Health · Capsule110 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).