Bring added repair to your routine with Bond Therapy Intensive Treatment. This pre-shampoo treatment deeply conditions and builds bonds from the inside out, leaving over-processed, damaged hair looking and feeling noticeably healthier. Bond Therapy Intensive Treatment is infused and micro-dosed with a bonding concentrate of pressed coconut oil and fermented citric acid, precisely calibrated down to the microgram to create the perfect levels of nourishment and bonding care for supreme strength and softness. Matrix Biolage Bond Therapy Smoothing Leave In Balm Infused with Citric Acid and Coconut Oil for Over Processed Damaged Hair 150ml. Matrix Biolage Bond Therapy Smoothing Leave In Balm is infused with Citric Acid and Coconut Oil, and designed for over processed and damaged hair. This smoothing leave-in balm leaves your hair up to 3x stronger*, up to 14x smoother* and provides up to 230C heat protection. With a vegan formula** infused with Citric Acid, a repairing agent that reinforces weakened bonds within hair to improve strength and resilience, and Coconut Oil for surface level care. Part of the Bond Therapy haircare system which builds bonds from the inside out, reduces future breakage and leaves hair feeling soft and intensely conditioned.