Gotu kola – a swamp plant native to parts of Asia and Africa. Supplements made from it are promoted as cancer treatment; however according to the American Cancer Society, "available scientific evidence does not support claims of its effectiveness for treating cancer or any other disease in humans".[73] Grapes – fruit, popularized for supposed anti-cancer effect by Johanna Brandt (1876–1964) who championed a "grape diet", and promoted more recently in the form of grape seed extract (GSE).