United States
Data
Supplements

Calcium in supplements · page 300

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 300 of 304

C
Calcium Lactate 650 mgPuritan's Pride · Tablet or Pill336 mg per serving
A
Alka-Seltzer Extra Strength Heartburn Relief Chews Assorted FruitBayer · Tablet or Pill750 mg per serving
C
Calcium 600 mgMeijer · Tablet or Pill600 mg per serving
B
BeautyBurn PMBeautyFit · Capsule15 mg per serving
H
Honey & Apple Cider VinegarVitamin World · Tablet or Pill338 mg per serving
O
Oysco Chewable 500+DRugby · Tablet or Pill500 mg per serving
O
Oystercal-D Calcium 500 mg With Vitamin D3Nature's Bounty · Tablet or Pill500 mg per serving
6
600+DCaltrate · Tablet or Pill600 mg per serving
C
Calciumup&up · Tablet or Pill600 mg per serving
C
Calcium+Dup&up · Tablet or Pill600 mg per serving
C
Calcium 600 mg Vitamin D 400 IUup&up · Tablet or Pill600 mg per serving
C
Calcium Citrate + Vitamin D3 MiniaturesVitamin World · Tablet or Pill400 mg per serving
T
Timed Release Calcium 600 mg + Vitamin D3Vitamin World · Other (e.g. tea bag)1,200 mg per serving
A
Albion Chelated Magnesium 700 mgVitamin World · Other (e.g. tea bag)135 mg per serving
H
HMB 1000 mgPrecision Engineered · Capsule260 mg per serving
C
Cal/Mag 1:1Designs for Health · Capsule200 mg per serving
C
Cal/Mag 2:1Designs for Health · Capsule300 mg per serving
C
Calcium Malate ChelateDesigns for Health · Capsule500 mg per serving
C
Calcium 1000 With Vitamin DBronson Laboratories · Capsule1,000 mg per serving
C
Calcium With Vitamin DBronson Laboratories · Softgel Capsule600 mg per serving
C
Cal/Mag AspartateKaruna · Capsule225 mg per serving
C
Calcium 600 + D USPCVS Pharmacy · Tablet or Pill600 mg per serving
N
Natural Oyster Shell Calcium 500 mg + Vitamin DCVS Pharmacy · Tablet or Pill500 mg per serving
C
Calcium Citrate+DEquate · Tablet or Pill630 mg per serving
C
Calcium 600 mg & Vitamin D3Berkley & Jensen · Tablet or Pill600 mg per serving
C
Calcium+D3Os-Cal · Other (e.g. tea bag)500 mg per serving
N
Niacin 100 mgRugby · Tablet or Pill35 mg per serving
G
Glucosamin HydrochlorideHigher Nature · Tablet or Pill120 mg per serving
M
Maximum Strength Glucosamine Relief 1000 mg21st Century · Tablet or Pill99 mg per serving
O
Oceanic SilicaSolgar · Capsule200 mg per serving
A
Artichoke Extract 500 mgBIOVEA · Tablet or Pill37 mg per serving
O
Oat BranSunshine Naturals · Tablet or Pill207 mg per serving
V
Vegetarian CoQ10 300 mgVitaCeutical Labs · Capsule35 mg per serving
C
Coral Calcium 500 mgPuritan's Pride Premium · Capsule350 mg per serving
O
Oysco 500Rugby · Tablet or Pill500 mg per serving
O
Oysco 500Rugby · Tablet or Pill500 mg per serving
C
Calcium LactateRugby · Tablet or Pill252 mg per serving
C
Calcium 600Rugby · Tablet or Pill600 mg per serving
C
Calcium 600 mgMajor Pharmaceuticals · Tablet or Pill600 mg per serving
O
Oyster Shell Calcium 500 mgMajor Pharmaceuticals · Tablet or Pill500 mg per serving
O
Oyster Shell Calcium 500 mgMajor · Tablet or Pill500 mg per serving
O
Oyster Shell Calcium 500 mgMajor · Tablet or Pill500 mg per serving
O
Oyster Shell Calcium 500 mgMajor · Tablet or Pill500 mg per serving
C
Calcitrate Calcium CitrateMajor · Tablet or Pill200 mg per serving
C
Calcium 600 mgMajor · Tablet or Pill600 mg per serving
C
Calcium Citrate 200 mgSwanson · Capsule200 mg per serving
6
600 Calcium Supplement21st Century · Tablet or Pill600 mg per serving
C
Calcium MagnesiumNature's Bounty · Other (e.g. tea bag)500 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).