Rejuvenate your hair with this Root Resilience Anti-Aging Scalp Serum from Dr. Dennis Gross Skincare. This dermatologist-formulated anti-aging scalp serum nourishes and anchors the hair follicle and root deep within the scalp. Contains amino acids, vitamins, and peptides to combat aging of the scalp ; Improves overall appearance of hair including breakage and damage caused by heat. Promotes fullness, bounce, and strength of hair. Sulfate-free. To use: Massage 3-5 pumps of serum directly into your scalp, starting with your hairline and style. Measurements: ; Capacity: 2 oz