Is New Wash vegan? Erica Halliwell June 23, 2017 22:34 Follow No, New Wash is not vegan due to Keratin (a protein derived from sheep wool) in the formula. Related articles Are Hairstory products tested on animals? Does New Wash contain nuts, soy, wheat or gluten? How to manage during the transition to New Wash (Greasy? Limp? Dirty or oily? This article will help.) How long will it take to feel a difference using New Wash? What countries do you ship to? Comments 0 comments Article is closed for comments.