This document provides dietary supplement compositions as well as methods for using dietary supplement compositions to lower blood sugar, increase immunity, improve cardiac function and increase physical stamina of humans or animals. An herbal dietary supplement composed of American Ginseng, Radix Astragali, Rhizoma Polygonati Odorati, and one or more of Rhizoma Coptidis, Radix Trichosanthis, Radix Puerariae Lobatae, Propolis, and chromium. The dietary supplement is effective as shown in various clinical trials to provide health benefits of lowering blood sugar, increasing immunity, improving cardiac function, supporting kidney health, and increasing physical stamina field of the invention.
