Men can eat more acidic food. Men who want to have boys can eat more of these foods during pregnancy.

Common acidic foods:

1. Meat: mung beans, soybeans, red beans and tofu.

2. Fish: tuna, flounder and firewood.

3. Fruits: tomatoes, oranges, strawberries, grapes, pineapples and apples.

4. Seafood: laver, clam, octopus and loach.

5, others: egg yolk, bread