<P> Andrews Liver Salts is a laxative and antacid for mild stomach complaints . It is sold as a powder which is added to water and mixed, creating effervescence, before being swallowed . The powder contains sugar; two antacids, sodium bicarbonate and citric acid; and a laxative, magnesium sulphate . The product is similar to Eno's salts and Kruschen salts, and a mild form of Epsom salts . The term "liver salts" or "health salts" is typically used for a laxative . </P> <P> Andrews Liver Salts was first sold from 1894, by William Henry Scott and William Murdoch Turner . Their business in the north - east of England originally imported margarine in the 1870s and 1880s . Their offices were in Gallowgate, Newcastle upon Tyne, and the product was named after St Andrew's church nearby . The trademark "Andrews Liver Salt" was registered in 1909 . From the 1930s, promotional materials recommended taking the salts for "inner cleanliness". </P>

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