What is Vitamin A for?
por If there is a lack of Vitamin A, vision is the first thing that is affected. In addition, the skin and mucous membranes are affected, the immune …
Etiqueta: bones growth
What vitamin D is and what it is for
Vitamin D is a fat-soluble vitamin from which the hormone calcitriol is obtained by the synthesis in the body. It is also called the “vitamin of …