It is nearly non-toxic to birds, fish, bees, and wildlife, and studies have shown no cancer or other disease-causing results from its use. This makes neem oil very safe to use if applied properly.
Is neem oil spray toxic to humans?
Unlike many synthetic pesticides, neem oil has a low toxicity rating, making it minimally harmful to beneficial wildlife, such as pollinators. It also has a low toxicity for humans.
Why is neem oil Banned?
In the United Kingdom, it is because of their effects on the human organs they have been banned. However, Neem oil has got its drawbacks along with other chemicals and pesticides. Exposure to neem oil can cause serious problems, and it could even lead to the death of a person.