Scientifically developed to heal split ends. Enriched with the Mr. Smith Restore Complex, this serum heals and strengthens damaged, split and chemically-treated hair. Deeply restorative, this serum fortifies against breakage, whilst providing heat and UV protection. Rich in vitamins and antioxidants, it contains aćai fruit oil, bladderwrack extract and jojoba seed oil to protect and nourish.