May promote hair health

Azadirachtin, an active chemical found in neem seed extract, may help combat parasites that damage the hair and skin, such as lice. Azadirachtin works by interfering with parasite growth, reproduction, and other cellular processes. In research that looked at the effectiveness of a neem-based shampoo on head lice in youngsters, keeping the shampoo in their hair for 10 minutes killed the lice while being gentle on the skin.

Because of its anti-inflammatory and antibacterial qualities, neem extract and nimbidin, a molecule present in neem oil, may also be used to treat dandruff. Fungal growth on the scalp can cause dandruff and scalp discomfort.