Anesthetic — an agent that causes loss of sensation

Anti-Inflammatory — preventing or reducing inflammation

Antioxidant — a substance thought to protect body cells from the damaging effects of oxidation

Antiseptic — prevents the growth of disease-causing microorganisms; sterile or free from contamination

Astringent — an agent that causes the contraction of tissue; binding or constricting

Emollient — softening, making less harsh or abrasive; used internally and externally

Humectants — a substance that promotes retention of moisture

Sebum — the natural oil the skin produces