Garlic, as your grandmother may have told you, repels mosquitoes; it also completely blocks them from mating and laying eggs. Diallyl disulfide, it turns out, deserves the credit.

Garlic, as your grandmother may have told you, repels mosquitoes; it also completely blocks them from mating and laying eggs. Diallyl disulfide, it turns out, deserves the credit.

Learn how to make garlic mosquito repellent spray that keeps mosquitoes away from outdoor spaces.