American Crew Revitalizing Daily Shampoo contains an exclusive nutrient-rich copper complex that restores a healthy scalp and extends the life cycle of each hair follicle. This shampoo contains American Crew's unique combination of traditional herbs and scientifically engineered micro-nutrients, including copper peptide, saw palmetto, rosemary, thyme and quillaja extract. Together these nutrients gently cleanse and nourish scalp and hair