We need vitamin D because it regulates the level of calcium in the body and affects the condition of bones, muscles, teeth. When sunlight hits the skin, this vitamin begins to be produced, so in winter, when there is not much sun, people may suffer from its deficiency. What are the three signs associated with the skin indicate a lack of this substance?
First of all, it is very slow wound healing… The fact is that vitamin D is directly involved in this process. In addition, due to a lack of this vitamin in the body, skin diseases such as eczema and psoriasis.