It has been also been shown to help with normal breast health, with some claiming that it helps scale back a woman’s likelihood of breast cancer. Additionally identified in Thailand as Kwao Krua, it has been identified to extend a woman’s breast measurement as much as 80 % in scientific research performed in Thailand. Considered one of the latest additions to Western herbal medicine is Pueraria Mirifica, an herb known for centuries in Thailand. Noticed palmetto, too, has been used for centuries in North and South America as a natural breast enhancer.