When a citronella candle is lit, the heat from the flame causes the citronella oil to evaporate into the air. As the oil vapor disperses, it creates a fragrant barrier that confuses mosquitoes ...

Citronella oil is one of the most popular essential oils, derived from the leaves and stems of Cymbopogon, commonly known as lemongrass. Among the approximately 50 species of lemongrass ...

A study found that heat reduces the effectiveness of natural mosquito repellents like citronella and catnip oil by desensitizing TRPA1, a receptor mosquitoes use to detect irritants. At temperatures ...