There are several factors you need to know about the sulphate content in skin care face wash. Sodium lauryl sulphate is one of the most common sulphates in products. It is a chemical compound that helps stabilize other ingredients in the product by preventing them from separating. It is also used in many products to make them lather and to keep the cost down. It is common to find sulphates content in skin care face wash, shampoo, and toothpaste.