Research looking at pre-conception diet and sperm health and fertility.
sperm swimming towards an egg
In this research review they looked at pre-conception diet and sperm parameters and overall fertility. The researchers said they needed more specific research to directly link male pre-conception diet and pregnancy and live-birth rate. However, not surprisingly healthier diet patterns did show improved sperm health. In TCM we say you need to fertilize the soil before you plant the seed. This research shows you have to fertilize the seed too!