Skincare formulations and methods using same

A skincare composition comprising:

• a. an emollient;
• b. a viscosity increaser;
• c. an emulsifier;
• d. a humectant;
• and
• e. a compound of Formula I:
• wherein:
• R1 is selected from the group consisting of C1-C20 alkyl, C2-C20 alkenyl, C2-C20 alkynyl, and C3-C8 cycloalkyl or aryl;
• R2 is selected from the group consisting of hydrogen, hydroxyl, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C3-C8 cycloalkyl or aryl, —OC1-C6 alkyl, —OC2-C6 alkenyl, —OC2-C6 alkynyl, —OC3-C8 cycloalkyl or aryl, thiol, —SC1-C6 alkyl, —SC2-C6 alkenyl, —SC2-C6 alkynyl, —SC3-C8 cycloalkyl or aryl, —NR4C1-C6 alkyl, —NR4C2-C6 alkenyl, —NR4C2-C6 alkynyl, and —NR4C3-C8 cycloalkyl or aryl;
• R3 is selected from —CO2H, —CO2R4 or an isosteric equivalent of a carboxy group, wherein R4 is C1-C6 alkyl, C2-C6 alkenyl, C3-C8 cycloalkyl or aryl;
• and
• Y is —(CH2—CH2)—, —(CH═CH)—, or —(C═C)—;
• or a cosmetically acceptable salt thereof.