What makes black people hair grow?

It grows like any other hair. It's just nature that hair should grow. If one combs it out every so often, and washes it from time to time, then it grows faster.

Nutrition makes hair grow, regardless of your hair type. The best black hair vitamins will contain a blend of vitamins, herbs, oils and amino acids. Hair grows based on what we eat, our body's need proper diet to be healthy, same way with hair. Feed the body nutrition for hair, get better, faster growing hair!