http://collectivewizdom.bmobilized.com/?ref=http%3A%2F%2Fr.search.yahoo.com%2F_ylt%3DA0LEVjMjFINWA1QA.ZM3nIlQ%3B_ylu%3DX3oDMTByMG04Z2o2BHNlYwNzcgRwb3MDMQRjb2xvA2JmMQR2dGlkAw--%2FRV%3D2%2FRE%3D1451459748%2FRO%3D10%2FRU%3Dhttp%253a%252f%252fwww.collectivewizdom.com%252fVanillaFightsCancer.html%2FRK%3D0%2FRS%3D8qKXwCW34DaSSS9Qf7HEfB3b4_U-&url=http%3A%2F%2Fwww.collectivewizdom.com%2FVanillaFightsCancer.html

Apparently the chemical compound vanillin, found in pure vanilla, causes some cancer cells to literally commit suicide. Good news! I sure imitation vanilla does not count. I am sure you could use pure vanilla extract.