Abstract: Provided is a method of anticancer therapy comprising administering to an individual an herbal extract-based composition comprising an extract of Gynostemma pentaphyllum, an extract of Crataegus pinnatifida (hawthorn leaves or berries), and an extract of Camellia sinensis (green tea). In one embodiment, the anticancer therapy comprises administering to a tumor bearing individual a therapeutically effective amount of the composition. In a second embodiment, the anticancer therapy comprises administering to an individual, at risk of developing a tumor, a prophylactically effective amount of the composition.