The present invention is directed to compositions and methods for enhancing the health of nails and cuticles in a mammal, including humans. The compositions may be administered topically to the nail bed, nail matrix and cuticle in an amount effective to enhance nail health. The composition is also effective in strengthening and growing nails.本發明係有關用於增強哺乳動物(包括人類)之指甲及角質層之健康狀況之組合物及方法。該組合物可以有效增強指甲健康狀況之量以表面方式向指甲床、指甲基質(nail matrix)及角質層投與。該組合物亦有效增強指甲並使指甲生長。