Is 310 Biotin Melt Vegan? Anah July 02, 2018 15:45 Updated Follow Yes, our 310 Biotin Melt is Vegan Related articles Is 310 Biotin Melt gluten-free? What is Biotin and how can it help me? Do 310 Digestive Enzymes contain any GMO ingredients? Why is there a Prop 65 notice on 310 Nutrition shipments to California? Where do I go to access my new 310 Rewards account? Comments 0 comments Please sign in to leave a comment.