Rainbow Research Collodial Oatmeal Bath Description: Unscented No Preservatives 100% Natural Protects, Soothes and Helps Relieve Itching Rainbow Colloidal Oatmeal Bath Powder provides soothing relief to itchy, dry and irritated skin. Colloidal Oatmeal is made from finely ground oats which are boiled and the colloidal material is extracted and milled to a fine powder. When added to the bath the powder creates a soothing milky bath, which cleanse and soften the skin naturally. Safe for babies, children and adults. Totally Unscented and Fragrance Free. Free Of Fragrance. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease.