Most studies and Naturopathic recommendations state that the ratio of Calcium: Magnesium is 2:1. This means that if you are taking the recommended daily amount of Calcium which is around 1000mg you will require Magnesium supplementation of 500mg to improve the absorption and utilisation of the Calcium.
Synergistic nutrients to improve the absorption of Calcium are Vitamin A, Vitamin C, Vitamin K, Arginine, Lysine, Silica, Magnesium and Boron. It is not recommended to take Calcium supplementation at the same time as taking Zinc or Iron as these minerals compete for absorption and the effectiveness of the Calcium will be poor.
Other factors which decrease the absorption of Calcium are caffeine intake, diuretics, fatty acids, fibre oxalates, fluoride, Methotrexate (pharmaceutical medication), mineral oils, Mylanta (antacid), Neomycin (antibiotic), protein and some pharmaceutical medications.
Calcium is a mineral which is needed in high demands in the body for health, the following are the functions of Calcium within the body: