6. Better Sex Who doesn’t want better sex? Studies have shown that a vegan diet leads to an increase in libido. Vegans tend to intake more zinc and vitamin B complexes than meat eaters and therefore have an increase sex drive. Also, a vegan diet changes our body’s overall chemistry which can make the body and bodily secretions taste and smell sweeter. Plus, fructose, a natural sugar found in fruit increases energy and stamina without crashing. High water volume in fruits and vegetables also increase lubrication and overall hydration in the body. 