Biolage Volumatherapie, with a protein + boost infusion, gives fine, limp hair all-over volume, all day for a thicker, healthier look. Adds lasting lift and lightweight fullness without build up or flyaways. Biolage Full-Lift Volumizing Conditioner, with Soy Protein fiber fillers, weightlessly detangles as it adds extra lift and shine for manageable, voluminous hair.