No Lye Relaxer System With Olive Oil and Aloe Vera And the Superb Conditioning and Repairing Properties of Vital Protein Therapy™ You Pro No-Lye Relaxer System is a superior formulation designed specifically for the stylist who desires a complete and effective hair straightening system in one package. It is perfect for those clients who require a gentler relaxer while still getting the full straightening effect of a sodium relaxer. You Pro™ Vital Protein Therapy™ is a deep conditioning treatment formulated to replace protein and nutrients to severely damaged hair. It penetrates the hair shaft to impart vital proteins and nutrients which are lost during chemical processing. It evens the porosity, stabilizes the pH level and increases the tensile strength of the hair. The result is hair with a natural shine, healthy look and soft feel that will last until the next treatment.