Sodium lauryl sulfate can cause hair loss. Sodium lauryl sulfate is an organic substance with detergency, emulsifying as well as foaming abilities that can be harmful. Shampoos containing sodium lauryl sulfate can remove oil from the scalp, but when absorbed by the scalp, it can cause itchy scalp and lead to severe hair loss. In addition, harmful substances may enter the liver and affect human health. Sodium lauryl sulfate is commonly used in products such as toothpaste, shampoo, body wash, make-up remover and detergent. It can also be used in products such as soap, insecticide, etc. Sometimes it can also be used as a conforming food processing agent, such as cake, to play the role of foaming and emulsification. Normally, it is not recommended that sodium lauryl sulfate come into contact with large areas of the skin. If the skin is inadvertently contaminated with the substance, it should be rinsed promptly with running water. If sodium lauryl sulfate inadvertently gets into the eyes, it should be rinsed with water as soon as possible and a hospital visit should be made. In some cases of nasal inhalation of sodium lauryl sulfate, you should leave the place of air pollution as soon as possible and get fresh air in time, and if necessary, you should go to the hospital for oxygen treatment. If a child accidentally ingests the substance, drink plenty of warm water immediately and then induce vomiting, while going to the hospital as soon as possible.