Miss Mustard Seed’s Milk Paint is a paint containing just five simple ingredients – milk protein (casein), limestone, clay, chalk, and natural & non-toxic synthetic pigments. When absorbed into the surface, Milk Paint will never chip or peel when applied to a raw wood surface.  Milk paint provides a completely breathable coating and is ideal for painting wood, plaster, drywall, and a variety of other surfaces. It is environmentally friendly, non-toxic, and contains no VOCs.