Natural Factors: Calcium & Magnesium 2:1 (90 Capsules)

Natural Factors: Calcium & Magnesium 2:1 (90 Capsules)

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Ror the normal development and maintenance of bones and teeth.
Contains calcium and magnesium in a 2 to 1 ratio, a ratio recommended by many health care practitioners. The chelated form is tolerated better by those with allergies to citric products. Betaine hydrochloride is a digestive aid that increases stomach acidity and helps mineral absorption.


1-4 Capsules daily a few hours before or after taking other medications, or as directed by health care professional

Recommended Use

Proper calcium intake is very important during childhood. Calcium supplements are suitable for children at dosages up to the RDA:
  • Infants - 0-0.5 year 400 mg, 0.5-1 year 600 mg
  • Children - 1-3 years 800 mg, 4-6 years 800 mg, 7-10 years 800 mg
Magnesium is suitable for children at the level of the Recommended Dietary Allowance:
  • Infants - 0-0.5 year 40 mg, 0.5-1 year 60 mg
  • Children - 1-3 years 80 mg, 4-6 years 120 mg, 7-10 years 170 mg
Pregnancy and Nursing: It is especially important for pregnant and lactating women to receive enough calcium. Calcium supplementation is considered safe during pregnancy and lactation at dosages up to the RDA.
  • Pregnancy 1,200 mg
  • Lactating 1,200 mg
Seniors: No special precautions for calcium or magnesium are known.


Medicinal ingredients

Each Capsule Contains:  
Elemental Calcium (Carbonate) 250 mg
Elemental Magnesium (Oxide) 125 mg
Vitamin D3 2.5 mcg 
(100 IU)

Non-medicinal ingredients

Gelatin capsule (gelatin, purified water, titanium dioxide), microcrystalline cellulose, vegetable grade magnesium stearate (lubricant).


  • Aluminum-containing antacids are known to ultimately lead to an increase in bone breakdown and calcium excretion.
  • The bone building drug etidronate (Didronel®) and tetracycline antibiotics should not be taken within 2 hours of calcium supplements as the calcium may decrease their effectiveness.
  • Calcium supplementation may also reduce the effectiveness of the following drugs: digoxin, gallium nitrate (Ganite®), phenytoin (Dilantin®).
  • If you are taking any of these drugs, consult your health care practitioner before taking a calcium supplement.

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