The above study also found that black pepper also has obvious mosquito repellent effect. Can be sprinkled on windows, doorways or the edge of flowerpots to prevent mosquito breeding and invasion.

2.lavender

This perfume has an ideal mosquito repellent effect. It is best to dilute lavender essential oil with soybean oil before use.

3. Soybean oil

A new study published in the New England Journal of Medicine found that the mosquito repellent made of soybean oil is as effective as the common mosquito repellent containing chemical mosquito repellent ingredients. Soybean oil is low in cost and common, so it is the best choice to repel mosquitoes. In addition, soybean oil has excellent moisturizing effect. Apply a small amount to exposed parts of the body to protect the skin and prevent mosquito bites.

garlic

People will secrete a smell after eating garlic, and mosquitoes will hide. Before eating garlic, it is best to cut it into thin slices and leave it for 15 minutes, which will have better mosquito repellent effect. You can also slice garlic, put it by the window or smear it on the screen window to prevent mosquitoes from entering the room.

You can also plant garlic around the flowerpot to make its special spicy taste faint, and the fierce mosquitoes will disappear immediately on weekdays.

5. Lotus plants

A new study published in the Asia-Pacific Journal of Tropical Medicine found that lotus and other lotus plants are effective mosquito repellents and can also kill mosquito larvae. Therefore, it is advisable to keep some small lotus at home in summer.

6. catnip (also known as camphor grass)

A study by Ohio State University found that catnip can make mosquitoes "afraid", and the mosquito repellent effect of its essential oil is 10 times that of mosquito repellent dew.