Table of Contents (click to expand)What Is Melanin?How Does Melanin Affect Skin Color?Why Are There Different Skin Colors?The Need For Vitamin DThe Genetic Side Of Things The expression of pigment is controlled by six main genes in the body, and this genetic makeup is largely determined by your parents and the generations that came before them. That’s how natural selection works. Our world is a wonderfully diverse and beautiful place, with millions of species of animals and plants, capped off by the most dominant species—human beings. We consider the human race spread across the globe as members of a single species, … Continue reading Why Do People Have Different Skin Colors?