Prochem Protein and Stain Spotter is ideal for tough spots and spills in homes healthcare facilities nursing homes schools and more. It’s effective on vomit blood urine ink coffee and other protein-based stains including betadine and iodine. Protein Spotter can be used on carpets water-cleanable upholstery and clothing. This ready-to-use requires no mixing or dilution. Simply apply it to carpet and let the chemistry go to work for you! Minty fragrance.