Sodium lauryl sulfate
InertMin. risk approved
Sulfuric acid monododecyl ester sodium salt (1:1)
Sodium lauryl sulfate is a surfactant and foaming agent, not an insect repellent. It shows up on the label of at least one botanical product (Grandpa Gus) as a formulation aid, not as an active that deters insects.
Products using it
Regulatory notes
EPA minimum risk (FIFRA 25(b)) approved active ingredient; matched to SRS registry entry.
Safety notes
As a detergent it can dry or irritate skin at higher concentrations, which is why leave-on products keep it low. It has no repellent action of its own.