However, the tricky thing – and this is another thing you don’t need a study to tell you – is that it’s impossible to know what your semen actually tastes like without, well, tasting it. What goes in must come out, and this saying applies to his spunk too, unfortunately. So keep garlic, asparagus and onions out of reach. According to the Kinsey Institute, fruit (especially citrus, bananas, and papayas), spices (cinnamon, nutmeg, and peppermint, among others), parsley, wheatgrass, and celery up the flavor of semen. Cigarettes, caffeine, red meat, onions, and garlic make it taste worse. Foods such as …