COLLECTION: Serie Expert / [HAIR LOSS]: hair loss can have a variety of causes. In men, it's often due to genetic inheritance or male hormones that accelerate the hair life cycle. In women, it can also be hormonal, stress-related or caused by other factors. It's a vicious circle, and you want to get out of it. This anti-hair loss treatment may be just the thing. [ANTI-HAIR LOSS TREATMENT]: L'Oréal Professionnel's Aminexil Advanced hair loss activator program has been formulated for hair with a tendency to fall out. This treatment reduces hair loss for denser hair in as little as 6 weeks*. [FORMULA ENRICHED WITH DERMATOLOGIC ACTIVE]: this Silicone-free anti-hair loss solution is enriched with Aminexil 1.5% to improve the bonding of collagen and fibronectin networks, reinforcing root anchorage. [DERMATOLOGICALLY TESTED HAIR LOSS CONTROL]: a dermatologically tested hair loss control product. [SCIENTIFICALLY PROVEN EFFICACY]: anti-hair loss efficacy from 6 weeks of use*. *Clinical study with 130 men over 6 weeks.