What food to supplement semen production?

It is always better to be safe than sorry. Have less consumption of alcohol and smoking. Regarding food have less fatty food, no spicy food & avoid caffeine.

Take more of food which is rich in Zinc like oysters, shell fish,whaet bran, wheat germ,

liver cashew nuts, eggs. These are naturally available zinc foods.

U can take even zinc supplements in the forms of pills. But avoid having pills.

Lastly a basic golden rule.

Buy a house which is always comfortable to live: Which mean keep your balls safe in a loose underwear or boxer shorts