Dye Allergen Information Gluten Free Savonnerie products do not contain any colorants or dyes. Synthetic dyes and colorant chemicals are made from coal tar, a petroleum product; they often trigger contact dermatitis and are suspects in a variety of other health problems. Based on their dubious history in the research, we leave them out of our formulas and view them as entirely unnecessary ingredients. People tend avoid dyes and colorants for many different reasons including: Allergies Contact Dermatitis or other skin troubles As part the Feingold program for Autism or ADHD Avoidance due to following health regiments for cancer prevention or treatment Artificial dyes and colorant chemicals are also under scientific investigation for the possibility that they produce anxiety, headaches and hyperactivity. You can use Gluten-Free Savonnerie products confident that they are dye and colorant free.