We created our Olive Oil Volumizing Shampoo for you, with 70 years of experience in 100% olive oil soaps, guaranteed by Dalan quality. Made from Mediterranean Olive Oil and Rice Protein, our shampoo adds volume, provides shine and vitality to your hair while gently cleaning it. * You too will feel the difference on your hair after every usage! Hydrolyzed Rice Protein has been shown to significantly increase total hair volume by up to 32%. It also adds natural shine and highlights to the hair. By increasing the ability of the hair and skin to bind moisture, it leads to increased flexibility and tensile strength.