Occupational studies stretching back decades have found an increased risk of bladder cancer among hairdressers.

Researchers compared how three antioxidants affected gray hair outcomes in mice: hesperetin, diosmetin, and luteolin, and found that one helped mitigate hair graying.

Founders Issa Rae and Hannah Diop discuss their expansion into Sephora locations nationwide and championing clean, accessible hair care.

"It’s not just about me,” Mitchell-Wells said. “It's about my mom, my grandma and my ancestors. Hair holds power. Changing it ...