The tonic contains vitamin B5 which is crucial for ?hair strengthening and improving damaged hair. It is a powerful humectant to help retain moisture level of your scalp and hair, thereby making your strands soft , smooth and more manageable.   This product penetrates each and every strand of hair and seals off the cuticle to prevent splitting and fraying. By diving deep into the hair shaft and strengthening each strand from the inside out, it prevents potential breakage.