Neem oil is extracted from the seeds of an Asian tree, azadirachtia indica, a plant closely related to Melia azedarach and mahogany. It is an evergreen tree, now widespread in most of the globe, with large imparipinnate, dark green leaves; it develops up to about 12-15 meters, with a wide and dense crown. It tolerates sunlight very well and can survive even in conditions of prolonged drought, although sometimes in these cases it loses its foliage, in part or completely.
It produces long panicles of small, fragrant white flowers, followed by olive-like drupes, brown in color, with a large oily seed.
Neem seed oil has a very strong and not entirely pleasant smell, and has been used for centuries in Ayurvedic medicine, in India the neem tree is actually called the tree that cures 40 different diseases.
In fact, leaves, seeds, fruits, bark have always been used in India to treat many diseases, such as acne and other skin problems, digestive problems, nausea, vomiting, respiratory problems, dental problems.
Neem oil in herbal medicine
There are several studies on the neem plant, some of which confirm its validity as a medicinal plant; the active ingredients present in the whole plant have anti-inflammatory, antidiabetic, antifungal effects, against dysentery and other disorders of the digestive system, also as an antacid. In cosmetics, the oil extracted from the seeds is used to exploit its emollient, moisturizing and anti-inflammatory properties.
Many Neem plants were planted decades ago in Central Africa, because they were said to fight malaria, in fact it seems that the neem leaves have an unpleasant smell for mosquitoes, which therefore tend not to develop in areas that have numerous of these trees .
Neem oilNeem oil is obtained from Azadirachta indica, of the Meliacee family. Native to India and Burma, neem oil in Italy is known simply as neem. The seeds of the ...
Neem oil in agriculture
This oil has spread widely in recent years among gardening enthusiasts, as it was widely used as an organic product against plant parasites, in particular against cochineal. In fact, neem oil acts as a repellent against many insects of all kinds, including lice and fleas; it is used in areas very affected by tiger mosquitoes, as a few drops of oil placed in areas with stagnant water seem to quickly repel mosquitoes, including their larvae and eggs.
In Italy it is not difficult to find products based on neem oils, or azadirachtina, both for the garden, but also in cosmetic products, such as anti-wrinkle and emollient creams, detergents, anti-inflammatory lotions.