One way to become more fertile is to restore good bacteria in your body.
Eating yogurt that has little to no sugar, and contains live active cultures is one way to do this. Avoid or reduce your intake of sugar and caffeine. Olive oil and avocados are known to help restore good bacteria in the body.
Foods high in good bacteria include apples, beets and sour cream.
Eat a diet low in white flour or gluten products.
Start taking a high-quality probiotic supplement.