Vitamins: their effects, symptoms of excess and deficiency, sources

Vitamin D and its effects. Our health, strong bones or strong immunity?

Vitamin D and its effects. Our health, strong bones or strong immunity?

Yes, vitamin D is needed for bones. But it is also very important for immunity and many other processes. Spring, summer and sun are the main sources. Let's not forget about diet. During the winter months, its natural production in the body is lacking, so it needs to be replaced artificially.