United States
Data
Supplements

Calcium in supplements · page 250

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 250 of 304

E
Ester-C Liquid With Citrus Bioflavonoids Berry FlavorAmerican Health · Liquid40 mg per serving
E
Ester-C Powder with Citrus BioflavonoidsAmerican Health · Powder200 mg per serving
E
Ester-C Powder with Citrus BioflavonoidsAmerican Health · Powder200 mg per serving
K
Keto DriveZHOU · Capsule75 mg per serving
L
Liquid Filled CalciumBasic Vitamins · Softgel Capsule1,200 mg per serving
C
Cal 500-Mag 250-Zinc 25Viva Vitamins · Tablet or Pill500 mg per serving
C
Calcium Magnesium Zinc + Vitamin D3AN Amazing Nutrition Amazing Formulas · Softgel Capsule1,000 mg per serving
B
BreastGard with EstroFlushSolaray · Capsule25 mg per serving
I
Irish Sea Moss Immunity PowderBareOrganics · Powder240 mg per serving
C
Calcium plus Vitamin DNature's Sunshine · Tablet or Pill250 mg per serving
C
Chelated IronNature's Sunshine · Tablet or Pill62 mg per serving
C
Calcium Magnesium Zinc + Vitamin D3AN Amazing Nutrition Amazing Formulas · Tablet or Pill1,000 mg per serving
C
Calcium Magnesium Zinc D3SuperiorLabs · Capsule80 mg per serving
C
Cal Mag + DGenestra Brands · Tablet or Pill340 mg per serving
C
Caltrate Bone Health Soft Chews 600+D3 Bone Strength Chocolate TruffleCaltrate · Other (e.g. tea bag)600 mg per serving
C
Caltrate Bone Health Soft Chews 600+D3 Bone Strength Vanilla CremeCaltrate · Other (e.g. tea bag)600 mg per serving
C
Calcium Citrate 400 mgBronson · Tablet or Pill400 mg per serving
C
Calcium Magnesium Zinc + D321st Century · Tablet or Pill1,000 mg per serving
Nu-Mag Magnesium Chloride, Leading Pharma
Nu-Mag Magnesium ChlorideLeading Pharma · Tablet or Pill238 mg per serving
Magnesium Chloride, WP Westminster Pharmaceuticals
Magnesium ChlorideWP Westminster Pharmaceuticals · Tablet or Pill224 mg per serving
Acetyl L-Carnitine & Alpha-Lipoic Acid, Source Naturals
Acetyl L-Carnitine & Alpha-Lipoic AcidSource Naturals · Tablet or Pill23 mg per serving
Acetyl L-Carnitine & Alpha-Lipoic Acid, Source Naturals
Acetyl L-Carnitine & Alpha-Lipoic AcidSource Naturals · Tablet or Pill23 mg per serving
Super Cleanse, Nature's Secret
Super CleanseNature's Secret · Tablet or Pill70 mg per serving
Collagen Type II, LuckyVitamin
Collagen Type IILuckyVitamin · Capsule80 mg per serving
Alkaline Booster Tablet, Esmond Natural
Alkaline Booster TabletEsmond Natural · Tablet or Pill100 mg per serving
Post JYM Fast-Digesting Carb Green Apple Gummy, JYM Supplement Science
Post JYM Fast-Digesting Carb Green Apple GummyJYM Supplement Science · Powder32 mg per serving
Garcinia Cambogia 1500 mg, Puritan's Pride
Garcinia Cambogia 1500 mgPuritan's Pride · Other (e.g. tea bag)225 mg per serving
Chewable Calcium 500 mg, Puritan's Pride
Chewable Calcium 500 mgPuritan's Pride · Other (e.g. tea bag)500 mg per serving
Calcium Citrate, Puritan's Pride
Calcium CitratePuritan's Pride · Capsule1,000 mg per serving
Calcium Citrate, Puritan's Pride
Calcium CitratePuritan's Pride · Capsule1,000 mg per serving
Indolplex with BR-DIM, Integrative Therapeutics
Indolplex with BR-DIMIntegrative Therapeutics · Tablet or Pill680 mg per serving
Arimidrol, VMI Sports
ArimidrolVMI Sports · Capsule70 mg per serving
Alpha Lipoic Acid 300 mg, Source Naturals
Alpha Lipoic Acid 300 mgSource Naturals · Tablet or Pill127 mg per serving
Benfotiamine 150 mg, Source Naturals
Benfotiamine 150 mgSource Naturals · Tablet or Pill40 mg per serving
Benfotiamine 150 mg, Source Naturals
Benfotiamine 150 mgSource Naturals · Tablet or Pill40 mg per serving
Benfotiamine 150 mg, Source Naturals
Benfotiamine 150 mgSource Naturals · Tablet or Pill40 mg per serving
Broccoli Sprouts Extract 250 mg, Source Naturals
Broccoli Sprouts Extract 250 mgSource Naturals · Tablet or Pill354 mg per serving
Broccoli Sprouts Extract 250 mg, Source Naturals
Broccoli Sprouts Extract 250 mgSource Naturals · Tablet or Pill354 mg per serving
Gymnema Sylvestre 450 mg, Source Naturals
Gymnema Sylvestre 450 mgSource Naturals · Tablet or Pill39 mg per serving
Kava 500 mg, Source Naturals
Kava 500 mgSource Naturals · Tablet or Pill57 mg per serving
L-Arginine 500 mg, Source Naturals
L-Arginine 500 mgSource Naturals · Capsule47 mg per serving
N-Acetyl Cysteine 1,000 mg, Source Naturals
N-Acetyl Cysteine 1,000 mgSource Naturals · Tablet or Pill58 mg per serving
Pycnogenol And Grape Seed Extract 50 mg, Source Naturals
Pycnogenol And Grape Seed Extract 50 mgSource Naturals · Tablet or Pill42 mg per serving
Resveratrol 200 mg, Source Naturals
Resveratrol 200 mgSource Naturals · Tablet or Pill62 mg per serving
Resveratrol 40 mg, Source Naturals
Resveratrol 40 mgSource Naturals · Tablet or Pill159 mg per serving
Swedish Flower Pollen, Source Naturals
Swedish Flower PollenSource Naturals · Tablet or Pill68 mg per serving
ImmunoVen, Premier Research Labs
ImmunoVenPremier Research Labs · Capsule60 mg per serving
Reishi Immune, Premier Research Labs
Reishi ImmunePremier Research Labs · Capsule48 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).