This is how to get rid of your gray hair forever with no dyes, no chemicals—just two simple ingredients. If someone convinced you that gray hair is permanent, they lied to you. You start seeing gray hairs when your body stops making melanin—the pigment that gives your hair color. But the good news is, that process can be reversed with the right nutrients. Here’s how to do it: Crack one egg into a bowl. Eggs are rich in biotin and B12, both proven to support melanin production and hair strength.