CHI ENVIROThis American smoothing treatment is a revolutionary, formaldehyde-free and safe treatment. The treatment infuses a unique formula of amino acids, proteins, silk and pearl into the hair’s cuticle. This process eliminates up to 95% of frizz, reduces curl,...
Crash course on keratin Keratin is the essential component of hair. It is a protein formed by the combination of 18 amino acids, among which cysteine deserves special mention, being rich in sulphur and playing an important role in...