Alter Ego Curativ Cren Energizing Treatment for fine and weak hair. Its formula contains the natural active principles (Cren) extract of Horseradish and Hydrolized Soya Proteins. It carries out an effective energizing and nourishing action. As the product may cause scalp redness, therefore it is advisable to tesat a small amount before applying. 125 ml (4.22 Ounces).