Collection: L'Oréal Professionnel Dia Activateur

L'Oréal Professionnel Dia Activateur is a specially formulated developer designed to work in harmony with L'Oréal Professionnel Dia Light and Dia Richesse demi-permanent hair colours. This activating lotion ensures optimal colour penetration and development, resulting in vibrant, long-lasting colour results. Its gentle formula maintains the integrity of the hair, leaving it looking glossy, healthy, and full of life. Perfect for those seeking a reliable and effective solution to enhance their colour service, Dia Activateur delivers consistent, salon-quality results every time.