United States
Data
Supplements

Calcium in supplements · page 279

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 279 of 304

D
DHEA 50 mgi-Health · Tablet or Pill110 mg per serving
C
Carnipure L-Carnitine 500 mgfitfactor · Tablet or Pill32 mg per serving
C
Carnipure L-Carnitine 500 mgThe Vitamin Shoppe · Tablet or Pill32 mg per serving
C
Carnipure L-Carnitine 500 mgThe Vitamin Shoppe · Tablet or Pill32 mg per serving
C
Carnipure L-Carnitine 500 mgThe Vitamin Shoppe · Tablet or Pill32 mg per serving
N
N-Acetyl Cysteine 1,000 mgSource Naturals · Tablet or Pill59 mg per serving
N
Natural Digestive EnzymesCarlson · Tablet or Pill22 mg per serving
A
Acetyl-L-Carnitine Alpha-Lipoic Acid 500 mg/200 mgGNC · Other (e.g. tea bag)91 mg per serving
B
Brain Power with Sage ExtractMason Natural · Tablet or Pill65 mg per serving
M
Mil-Gel Chewable TabletsConfidence USA · Tablet or Pill120 mg per serving
A
ALA 2/DayAdaptogen Research · Tablet or Pill110 mg per serving
A
Alpha Lipoic Acid 300 mg with Riboflavin (Vitamin B2)BIOVEA · Tablet or Pill115 mg per serving
P
Post JYM Fast-Digesting Carb Rainbow SherbetJYM Supplement Science · Powder30 mg per serving
P
Post JYM Fast-Digesting Carb LemonadeJYM Supplement Science · Powder30 mg per serving
P
Post JYM Fast-Digesting Carb Blue Arctic FreezeJYM Supplement Science · Powder38 mg per serving
Z
Zinc 50 mgWonder Labs · Tablet or Pill43 mg per serving
M
MagnesiumWonder Laboratories · Tablet or Pill100 mg per serving
M
MagnesiumWonder Laboratories · Tablet or Pill100 mg per serving
Calcium Acetate 667 mg, Pharmin
Calcium Acetate 667 mgPharmin · Tablet or Pill667 mg per serving
Oyster Shell Calcium 500 mg, Pharbest
Oyster Shell Calcium 500 mgPharbest · Tablet or Pill500 mg per serving
High Potency Calcium 600 mg, Pharbest
High Potency Calcium 600 mgPharbest · Tablet or Pill600 mg per serving
S
Saw PalmettoBronson Laboratories · Capsule166 mg per serving
S
Sleep FormulaDouglas Laboratories · Other (e.g. tea bag)500 mg per serving
H
Hypoaller-CDouglas Laboratories · Tablet or Pill100 mg per serving
B
Buffer-C pH Controlled 1000 mgCountry Life · Tablet or Pill101 mg per serving
A
Absorbable Calcium With Vitamin D3Nature's Bounty · Softgel Capsule1,000 mg per serving
X
Xphedrine Pro DietQuest Products · Capsule100 mg per serving
C
Chondroitin Sulfate 500 mgThe Vitamin Shoppe · Tablet or Pill123 mg per serving
M
MSM & GlucosamineNatrol · Tablet or Pill65 mg per serving
B
Bio-Gro Strawberry Banana SwirliSatori · Powder20 mg per serving
B
Bio-Gro UnflavorediSatori · Powder20 mg per serving
B
Bone Health OriginalRedd Remedies · Capsule1,000 mg per serving
J
Joint Health Black CherryRedd Remedies · Unknown75 mg per serving
C
Calcigard One-To-One Plus Vitamin DDouglas Laboratories · Tablet or Pill250 mg per serving
G
GH Pituitary Support Day FormulaLife Extension · Tablet or Pill354 mg per serving
M
Mitochodrial BasicsLife Extension · Capsule15 mg per serving
C
Calcium Magnesium Plus D3Vitamin World · Capsule1,000 mg per serving
C
Calcium, Magnesium & ZincFinest Nutrition · Tablet or Pill333 mg per serving
P
Papaya EnzymeVitamin World · Tablet or Pill157 mg per serving
C
Coral CalciumOL Olympian Labs · Capsule350 mg per serving
C
Cal-Mag 1:1 With Vitamin D3Vitamer Laboratories · Capsule375 mg per serving
E
Easy-C 500 mgNatrol · Capsule50 mg per serving
S
Sugar Control HighCrystal Star · Capsule12 mg per serving
A
Advanced K2 + D3Health Thru Nutrition Naturally · Capsule55 mg per serving
P
Phytosterols 450 mgEndurance Products Company · Tablet or Pill50 mg per serving
P
Phytosterols 450 mgEndurance Products Company · Tablet or Pill50 mg per serving
C
Calcium 750 mg+D+KNature Made · Tablet or Pill750 mg per serving
C
Calcium Petites 200 mgNature Made · Softgel Capsule400 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).