Patent ID: 7537752

Claim:
A method for increasing the tolerance threshold of sensitive or intolerant skin comprising topically applying a composition comprising a tolerance threshold-increasing effective amount of a tolerance threshold-increasing agent consisting of one or more ion chelating agents to the skin of a person in need thereof, wherein the only tolerance threshold-increasing agent(s) present in the composition is one or more ion chelating agents selected from the group consisting of ethylenediamine tetracetic acid (EDTA) and its monosodium, disodium, trisodium, potassium, calcium disodium, diammonium and triethanolamine salts (TEA-EDTA), hydroxylethylethylenediamine tetracetic acid (HEDTA) and its trisodium salt, tetrahydroxyethylenediamine, tetrahydroxypropylethylenediamine, ethylenediamine dissuccinate trisodium salt, and mixtures thereof, said ion chelating agent being present in the composition in an amount of from 0.1 to 5% by weight of the total weight of the composition.