01.20.23
US Patent No. 11,554,085 B2 (Heike Schelges, Elvira Scholz); Henkel AG, Dusseldorf, has patented a cosmetic cleansing composition that is solid at about 25° C. and is comprised of up to alkali metal salts of fatty acids (soaps); amino acid surfactant(s); and citric acid ester and/or salt(s) of citric acid. The cleansing composition is free from sulphate-containing surfactants and soaps made from palm oil.