Four study groups were created depending on the type of vitamin D injection and the oral form of replacement therapy. The ...

Vitamin deficiency due to hair loss (alopecia) may occur with deficiencies in vitamins B, D, C, and E, as well as with certain minerals like iron, selenium, and zinc. The complex roles of nutritional ...

Plus, your skin naturally produces vitamin D3 when exposed to the sun. Still, vitamin D deficiency is common. Taking too much D3 can also lead to problems, so follow your healthcare provider's ...