Smoothing Shampoo, featuring our proprietary ingredient, restores depleted amino acids to strengthen and smooth hair while aligning its natural keratin structure. Infused with argan oil and argan butter, this hydrating shampoo gives you more manageable, healthy-looking, smooth hair. When used with Moroccanoil® AminoRenew TM Smoothing Conditioner, results can last up to 72 hours. The hydrating benefits of argan oil make this an ideal shampoo for unruly or frizzy hair