A nail tip adhesive is made by the process of mixing cyanoacrylate and a vitamin fortifier in a proportion by weight in the range of 0.0001% to 0.1% vitamin-to-cyanoacrylate, wherein the shelf life of the cyanoacrylate is at least not substantially shortened by adding such vitamin. Such vitamin fortifier comprises at least one of vitamin A, vitamin D-3, vitamin E, vitamin K, vitamin B-1, vitamin B-2, vitamin B-6, vitamin B-12, vitamin C, niacinamide, folic acid, panthothenic acid, and biotin.