neem oil is incredibly potent. To treat acne, fungal infections, warts, or moles, use undiluted neem oil to spot treat affected areas. Lightly dab the neem oil onto the area using a cotton swab or cotton ball, and allow it to soak in for up to 20 minutes. Wash off the oil with warm water.

It reduces insect feeding and acts as a repellent. It also interferes with insect hormone systems, making it harder for insects to grow and lay eggs. Azadirachtin can also repel and reduce the feeding of nematodes. Other components of neem oil kill insects by hindering their ability to feed.