Issa Rae and Hannah Diop's haircare brand, Sienna Naturals, joins Sephora's lineup, and the girls are loving it! Diop, who is Rae's sister-in-law, started Sienna Naturals in 2012. The brand centers around products tailored toward textured hair and only uses "clean" ingredients. The "Insecure" creator joined the company as the face and co-owner in 2020.…
