This material is a synthetic polymer that is colorless, odorless, and water-soluble. It is usually supplied as a powder, granules, or pellets, or sometimes as a solution in water. It is a non-toxic, biodegradable polymer, and products that contain PVA are safe to use and safe to consume. TheEnvironmental Working Grouprated it as a low-hazard ingredient in cosmetics, and the Food and Drug Administrationhas approved it for use in food packaging and pharmaceutical applications. Polyvinyl alcohol (PVA) is of very high quality and is supplied in 20 kg packages.