Restorative and Strengthening Shampoo Prevent undesired breakage with the 12Reasons Keratin Shampoo! Gently cleansing and restoring damaged and over-processed hair, this shampoo contains Hydrolysed Keratin, Amino Acids and Macadamia Oil. The result? Damaged hair revived with added softness, brilliant shine and strengthened strands.   How to use:   Apply shampoo to wet hair. Massage then rinse. Follow with 12Reasons Keratin Conditioner. Hot Tip: For optimal results combine with the 12Reasons Keratin Conditioner.