The Sneaky Reasons Hair Goes Gray Early

It’s often assumed that going gray is inevitable. But recently, researchers at the French Government Institute, Paris Hospital, and the Phytosolba Laboratory have been examining if it’s possible to rejuvenate our natural hair color as we age—and maybe even turn back the hands of time. In the process, they have discovered some interesting reasons why premature graying can occur. And, spoiler: coloring your hair could play a role.

It all comes down to melanin, the natural pigment in the body responsible for the color of a person’s hair, eyes, and skin. Melanin is present in everyone in various amounts and combinations, and aside from making us all look unique, it provides the extra bonus of protecting us from UV radiation and sun damage . It may even support the immune system and help