Ogx Brazilian Keratin Therapy Shampoo with Straightening Effect 385 ml x 2 Pieces The coconut oil - keratin proteins - avocado oil and cocoa butter in its formula strengthens and softens your curly or wavy hair. It straightens your hair by helping to smooth the hair strands and helps them achieve a shining shine. • It strengthens and softens your hair thanks to its formula containing coconut oil, keratin proteins, avocado oil and cocoa butter.