Cadiveu - B Cacau Bxt Vegan Collagen & CocoaWith a highly concentrated glyoxylic acid formula, it can penetrate the deep area of the cortex, changing the structure of the strands for high performance smoothening. Its powerful formula also contains a high concentration of Vegan Collagen, a very powerful natural active rich in amino acids that fills the fiber from the cortex to the cuticle, providing flexibility, strength, hydration, and softness to the hair.