Noun
vitamin D3 (uncountable)
(biochemistry) Cholecalciferol; a constituent of vitamin D.
After years of supplementing with vitamin D3, my tested D25 level never rose above 13. However during all this time my untested D1.25 was going sky high without anyone realizing, and i almost died of vit D toxicity. Source: Internet
It does, however, provide the raw material for the 7- dehydrocholesterol in our skin to manufacture the ever-important vitamin D3, or cholecalciferol. Source: Internet
Bearded dragons cannot absorb calcium without vitamin D3, so most supplements will contain both. Source: Internet
Dust insects with a high-quality calcium and vitamin D3 supplement. Source: Internet
I only supplement with fish oil, vitamin D3 during the winter, and Natural Calm if I remember to take it (sleep is good so I forget). Source: Internet
Magnesium and vitamin D3 are essential for calcium absorption and it turns out many people are deficient due to food content deficiency due to crop production methods and lack of sunshine. Source: Internet