Versum Alchemist offers two highly innovative R-Tech and B-Tech lines dedicatedtohair reconstruction.Thanks to their unique formulations with a base of Oxy Keratin, Prodew™ 500, Collagen and Hyaluronic Acid, they are designed to deeply reconstruct and restructure the hair from the inside, making it visibly stronger, healthier, shinier and silkier, right from the first application.