Natural Factors

Calcium & Magnesium Citrate with D3

  • Regular price $12.79
  • Calcium and magnesium help in the development and maintenance of bones and teeth
  • Calcium intake, when combined with sufficient vitamin D, a healthy diet, and regular exercise, may reduce the risk of developing osteoporosis
  • Magnesium helps maintain proper muscle function
  • Helps maintain healthy skin and immune function
  • Helps in connective tissue formation


Natural Factors Calcium & Magnesium Citrate with D3 Plus Potassium, Zinc & Manganese provides meaningful ratios of key nutrients that help build strong bones and teeth and helps maintain normal muscle function, healthy skin, and immune function. The essential minerals are provided in their highly absorbable citrate forms for improved bioavailability. Vitamin D3 is included in its preferred cholecalciferol form. The convenient capsules are non-GMO and gluten-free.

Medicinal Ingredients

Each capsule contains:

Calcium (citrate) — 125 mg
Magnesium (oxide/citrate) — 125 mg
Potassium (citrate) — 10 mg
Zinc (citrate) — 5 mg
Manganese (citrate) — 1 mg
Vitamin D3 (cholecalciferol) — 100 IU (2.5 mcg)

Non-medicinal Ingredients

Gelatin capsule (gelatin, water), vegetable grade magnesium stearate (lubricant), silica, cellulose.

Recommended adult dose: 2–4 capsules daily with food, a few hours before or after taking other medications, or as directed by a health care practitioner.