Purchase Qty. Reference FOB Price
1-49 kg US$80.00
50-99 kg US$60.00
100+ kg US$40.00
Product Description
product picture Product Description Vitamin D3 (cholecalcidol) is mainly synthesized by the body itself. The body's skin contains a type of cholesterol that is turned into vitamin D3 by sunlight. Therefore, if the child can fully accept direct sunlight on the skin for more than 4-6 hours, its ...