Pureology Strength Cure Split End Salve 50mlPureology Strength Cure Split End Salve 50ml Nourishing treatment with essential nutrients that repairs, strengthens, and protects hair from future damage. Make split ends smoother and easier to deal with. The Pureology Strength Cure leave in split end treatment fortifies and reinforces the cuticle layer of micro scarred and color damaged hair. Strength Cure features exclusive Asta Repair with Astaxanthin, a powerful nature derived antioxidant, plus