Detergent cleansing agent that’s considered too drying, particularly when it’s the primary cleansing ingredient. While there’s abundant research showing that sodium lauryl sulfate is a sensitizing cleansing agent, there’s no similar supporting research for TEA-lauryl sulfate. However, because the relationship between the two is so close, we recommend against using either of them. The basis for this is a judgment call, made from a desire to protect skin from sensitization; however, there are no specific studies we can cite for this recommendation, although there are those who will understandably disagree with our conclusion.
sodium lauryl sulfate