Refine collections

By Price Range

By Condition

View: Grid | List Sort by:
Page 1 of 1

…or religious beliefs; * If you are a strict vegetarian - most dietary sources are animal-based, including fish and fish oils, egg yolks, cheese, beef liver; * Skin pigmentation - darker skin contains more of the pigment melanin, which reduces the skin's ability to absorb UV light and thus make vitamin D; * Kidney dysfunction - conversion of vitamin D to its active form takes place in the kidneys. This becomes impaired with decreased kidney…

Page 1 of 1