Onesta Probiotic Protein Treatment is a healing lightweight and protecting spray. Its various certified ingredients help to protect and heal hair. Lactobacillus probiotics improve the scalp circulation and strengthen hair's biological defenses against damage from chemical treatments environmental stresses and thermal styling. Hydrolyzed quinoa completes the protein's firm film forming properties which bind to the outside of the hair shaft. This helps protect hair from environmental damages without buildup. Hydrolyzed vegetable proteins penetrate inside the hair fiber's cortex to reduce split end formation while providing intense conditioning and longer lasting color. The result is hair that is more flexible breaks less and has less split ends. Hair is shinier healthier and has more color depth. Onesta Probiotic Protein Treatment 6 oz.