External customer service - Is Olaplex Vegan? Yes, OLAPLEX is completely vegan and cruelty free. May 11, 2021 06:10 Updated Related articles Who is Olaplex for? What is Olaplex? How does Olaplex work? How long can I keep Olaplex No.3 in my hair? What is the difference between Olaplex No.6 & No.7?