Original and Vegan Products Moisturizing Curl Activators 250ml For Wavy, Curly and Frizzy Hair. The Byoung Moisturizing Curl Activator is a leave-in conditioner that defines curls, controls frizz, detangles hair, and ensures much more shine to the strands. Easy to apply and handle, Byoung has made 3 new versions available: -Traditional, for curly and natural hair; -Teens, for all types of curls; -SOS For dyed or chemically treated curls.