We all want the men in our lives to eat healthy. But if they are over doing it on the soy products, the may be under doing it you know where. The bean may be a great meat substitute, but it is a potent male anti-aphrodisiac. It contains phytoestrogens, which compete with the male sex hormone. It can can cause sexual disfunction and fertility issues, and in the long-term, male breast growth and facial and body hair loss. We don't need to go into how that may put a strain on someone's sex life.