Does Hair Balm contain nuts, soy, wheat or gluten? Erica Halliwell September 10, 2020 05:00 Updated Follow Yes. Hair Balm contains hydrolyzed soy protein, hydrolyzed wheat protein, and hydrolyzed wheat starch. Related articles Hair Balm Ingredient List Is Hair Balm vegan? Powder Ingredient List What are the key ingredients in Hair Balm? New Wash (Deep) Ingredient List Comments 0 comments Please sign in to leave a comment.