Featuring our proprietary Silk Protein Complex, the best-selling Protein Cream combines the deeply nourishing and conditioning properties of silk amino acids with the protective and strengthening properties of hydrolyzed silk protein. With each use, hair's cuticles are smoothed and sealed, ensuring that hydration is locked in and helping hair to feel stronger. Say hello to smoother, stronger hair that glows with an enviable shine. Ideal for all hair types. Safe for color-treated and chemically-treated hair.