Answer:

Graviola (Annona muricata) also known as soursop, is the edible fruit of a tree native to tropical regions of Central and South America, Western Africa and Southeast Asia. Graviola supplements have been promoted to for a wide range of uses, from boosting the immune system and lowering blood sugar and blood pressure, to treating cancer. However, most of these claims are not based on human clinical studies but on laboratory and animal studies, and there are potential safety concerns. See the full answer >>

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Steve11314
September 29, 2016

I took Graviola for an extended period of time for prostate cancer. My PSA did go down. Decided to have surgery, and tissue studies after surgery showed the cancer was still present.

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