On the heels of double-digit growth last year, Amika is going back to its roots. The hair care brand, which sells at Sephora and Amazon as well as its own website, is focusing on owning its hero ...

But we've been able to focus around each segment of hair care," said Carranza, noting Amika has the top-selling dry shampoo and is doubling down on shampoo and conditioner, which comprise 65 ...