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===under info was translated buy computer===
Vitamin D5，a member of the family Vitamin D wich was discovered by Edward Mellanby in 1919 during his classic experiments with rickets, is about 180-fold less active than vitamin D3, in calcification of rachitic cartilage and about lOO- to 200-fold less active in induction of bonecalcium mobilization. In stimulation of intestinal-calcium transport, vitamin D5 is about 80 fold less active than vitamin D3. More information, please visit the website:https://www.bocsci.com/vitamin-d5-cas-71761-06-3-item-453668.htmlcontact supplier or email to admin@b2bgood.com for purchase help
