Protein Spotter is a professional grade spotter designed for removing the toughest protein stains. Protein Spotter removes stains caused by eggs, gravy, milk, baby formula, cheese sauce, ice cream, chocolate and many more. Protein Spotter by Newline uses the latest surfactant technology to quickly and effectively wet out carpet fibers and carpet backing to ensure cleaning efficiency. Protein Spotter’s powerful protein dissolving surfactant package excels where others cleaning products failed!