Is mosquito-repellent incense harmful to human body?

Mosquito-repellent incense contains toxic substances, and normal use is not enough to cause harm to human body.

Although the toxic substances in mosquito-repellent incense (generally pyrethroids) can be volatilized, the degradation rate of pyrethroids should be ≤ 10% and the degradation rate of other effective components should be ≤ 15%.

The amount of these toxic substances contained in mosquito-repellent incense is very small, and the degradation rate is very low. Volatile toxic substances enter the air, which can be regarded as very little, just like dropping ink into the sea, and will not affect the human body.

Extended data:

Precautions for using mosquito-repellent incense:

1, half an hour before going to bed is a good time to use mosquito-repellent incense. When using, the doors and windows should be closed, and people and pets should leave.

2. Mosquito-repellent incense is best used outdoors, such as around the house, at the door or in a ventilated place. Lighting mosquito-repellent incense at night and before dark is the best way to repel mosquitoes.

3. For safety, it is best not to put the lit mosquito-repellent incense near the head to reduce the inhalation of smoke.

4. Light mosquito-repellent incense two hours before going to bed and put it out before going to bed.

Because two hours is enough to kill mosquitoes or drive them away, and people inhale mosquito-repellent incense for a long time and it smells bad. There are also reports of fires caused by falling quilts and touching Mars while others are sleeping.

Reference source: Baidu Encyclopedia-Mosquito coils

Reference source: People's Daily Online-Is electric mosquito-repellent incense harmful to babies? Seven points to pay attention to when using electric mosquito-repellent incense