>Vitamin D must be very important in order to make us evolve to have different skin tones I'm no expert, but I believe it's thought that white skin must have e

>Vitamin D must be very important in order to make us evolve to have different skin tones I'm no expert, but I believe it's thought that white skin must have evolved from sexual selection (i.e. lighter skin was thought more attractive), since it happened too quickly for any other explanation.