![]() ![]() View / Download pdf version of this article. Vitamin D: Vitamin D and metabolites are mainly excreted in the bile and faeces. Dietary calcium should be optimised in people taking vitamin D supplements, but routine supplementation with. Download the publication Calcium and Vitamin D, the Dynamic Duo. Excess absorbed calcium excreted via urine. The risks of taking calcium and vitamin D supplements are not known in this group. Metabolism: Vitamin D3: Hydroxylated in liver to form 25-hydroxycholecalciferol, then hydroxylated in kidney to form active metabolite 1,25-dihydroxycholecalciferol.Įxcretion: Calcium salt: Unabsorbed calcium mainly excreted via faeces. May be stored in adipose and muscle tissue for prolonged periods. Vitamin D: Vitamin D and metabolites binds to vitamin D -binding protein and are circulated in the blood. Vitamin D3: Well-absorbed from GI tract in the presence of bile.ĭistribution: Calcium: Skeletal tissue, breast milk. It is necessary for the regulation and regulation of calcium and phosphate homoeostasis and bone mineralisation.Ībsorption: Calcium: Approx 33% of oral calcium absorbed via active transport and passive diffusive in small intestine. It is also used as an adjunct in the prevention and treatment of osteoporosis. Description: Calcium salt can be used in the prevention and treatment of calcium deficiency states. Breastfed babies might also need a vitamin B12 supplement if their nursing parent is low in B12 or eats a vegan diet. ![]()
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