"1) The soy industry has worked tirelessly to discount the studies indicating that soy can have an estrogenic affect via its isoflavones, or phytoestrogens (plant-based estrogens). Don’t be fooled. Soy can lower testosterone levels in men. Monks regarded tofu as an aid to neutralizing sexual urges (3). Monsanto’s Genetically Modified soybeans were fed to cows who subsequently produced more milk, indicating a hormonal boost from these plant estrogens (6) and proving that soy is a potent hormone disregulator."