Sodium Lauryl/Laureth Sulfate
Also known as Sodium Lauryl Sulfate (SLS) or Sodium Laureth Sulfate (SLES). This is the second most concentrated ingredient in shampoos. READ YOUR LABELS - the FDA requires that label ingredients are listed in the order of highest concentrations - meaning that the highest level of ingredients are listed first. Take a look at your cleanser or shampoo and you will find SLS is second or third. Simply disgusting. It is used in concrete floor cleaners, engine degreasers, car wash detergents, and just about every soap and shampoo on the market. In the same way as it dissolves the grease on car engines, sodium lauryl sulfate also dissolves the oils on your skin, which can cause a drying effect. According to the Journal of the American College of Toxicology, Vol. 2, No. 7, l983, SLS is a mutagen. In sufficient amounts, it is capable of changing the information in genetic material found in cells. It has been used in studies to induce mutations in bacteria. It denatures protein, impairs proper structural formation of young eyes, creating permanent damage. SLS can damage the immune system. It can cause separation of skin layers and cause inflammation to the skin. If it interacts with other nitrogen bearing ingredients. Do your own research - there have been many studies done on these chemicals.