Abstract: A formulation of supplement is able to boost the natural cells, both increasing the population of the natural cells and enhancing the natural cell's activity. The formulation can be administered via different forms, such as tablet, injection, skin absorption and etc. This formulation comprises 16 different components, including Alpha Lipoic Acid, Arabinoxylin, Curcumin, Garlic, Genistein, Ginseng, Lentinan, Mistletoe, N-Acetylcysteine, Resveratrol, Selenium, Vitamin B Complex, Vitamin C, Vitamin D3, Vitamin E and Zinc. By virtue of enhancing the natural killer cells (NKC) in the body, the formation is helpful for the prevention and treatment of a number of different human or animal diseases, such as cancers and viral infections. In addition, certain synergistic effects have been observed between different components in the formulation, which further enhances the beneficial effect of the formulation.