2 articles
Cod liver oil
Cod liver oil, oil from the liver of Atlantic cod (Gadus morhua), a supplement providing omega-3s (EPA, DHA) plus vitamins A and D; historically used for rickets and tuberculosis, avoided in pregnancy due to vitamin A.
Ergocalciferol
Ergocalciferol (vitamin D2), a fat-soluble vitamin made by UV irradiation of ergosterol in yeast, used for vitamin D deficiency, hypoparathyroidism, and refractory rickets; raises serum 25(OH)D less than cholecalciferol (D3).