10 Proven Health Benefits Of Neem

by John Staughton (BASc, BFA) last updated - Medically reviewed by Vanessa Voltolina (MS, RD)

Neem stands as a testament to nature’s pharmacy, offering a plethora of health benefits from its leaves, bark, and seeds. This remarkable tree, belonging to the mahogany family, has been revered for centuries for its medicinal properties, with modern science validating its healing potential. Neem’s broad spectrum of health applications ranges from antibacterial and antifungal properties to its role in managing diabetes, enhancing oral health, and even acting as a natural contraceptive. As we delve into the multifaceted uses and benefits of neem, it becomes clear that this ancient remedy continues to hold significant relevance in contemporary health and wellness practices.

What is Neem?

Neem trees are a part of the mahogany family of trees, Meliaceae. These trees grow very rapidly and have broad-spreading leaves, which they can drop quickly in a drought so as to protect the rest of the trees. This quality makes them extremely resilient to challenging environments; they are primarily found in tropical and subtropical zones. The flowers are very fragrant and white in color, while the fruit of the neem tree is a small drupe with a bittersweet pulp. [1]

A white bowl filled with neem leaves surrounded by some neem fruits on a wooden table

Neem leaves are known for their diverse medicinal properties. Photo Credit: Shutterstock

Neem Leaves

Neem leaves are widely sought after, serving as a major industry in the Indian subcontinent – as these valuable leaves can be used for many different things. The oil from the leaves can be extracted and used in a variety of medicines, while the leaves themselves can be dried and used as an herb, or even as a pest repellent. In many areas of India, the shoots and flowers of the tree are also used for culinary applications.

Neem Powder

Neem powder contains a unique composition of organic and beneficial compounds, so products derived from it are very popular in herbal remedies. From tea and garnishes to skin salves and herbal supplements, it is considered as one of the most important and versatile plants in the Indian culture.

Neem Benefits

Let’s take a closer look at some of the health benefits of this herb.

Antibacterial Potential

Research published in the Evidence-Based Complementary and Alternative Medicine journal notes that one of the most widely recognized benefits of neem powder, oil, leaves, tea, and other derivatives is their strong antibacterial and antimicrobial effects. This comes into play both internally and externally, which is why it is considered a general tonic for the immune system and a simple way to protect your overall health. It is commonly associated with healing skin conditions, but its effects are far more extensive!
[2] [3]

Removes Head Lice

The neem seed extract is rich in azadirachtin, a potent compound that combats hair and skin parasites, notably lice. This remarkable ingredient throws a wrench in the growth and reproductive cycle of these unwelcome pests. The antifungal and antibacterial properties of neem make it a go-to for shampoos and scalp treatments. A 2011 study highlighted its benefits in keeping the skin moisturized, eradicating dandruff, fortifying hair, and, notably, eliminating lice. Additionally, research from the Parasitology Research journal confirms that a single use of neem seed extract shampoo can effectively treat head lice. 
[4] [5] [6]

Detoxifies the Body

Whether you are using neem powder, paste, leaves, or consuming its extracts in supplements, the active ingredients in this one-stop pharmacy tree will help to rid the body of toxins. Research published in the Journal of Pharmacology and Experimental Therapeutics indicates that neem stimulates the liver, helping eliminate toxins quickly and optimizing the body’s metabolic activities. [7] [8]

Fights Skin & Fungal Diseases

Neem paste is a trusted ally against acne, helping to clear grease and bacteria that worsen the condition. Its antibacterial properties aim to keep future breakouts at bay, while its antioxidants work to lessen scarring, maintaining a fresh and clear skin complexion. A study from 2013 highlighted Neem’s effectiveness in treating diverse skin conditions like psoriasis, eczema, and warts. Additionally, it has found its way into various cosmetic and beauty products, contributing to skin rejuvenation.

Application of neem powder, paste, or diluted oil to infected areas, including those affected by an athlete’s foot, can provide rapid and effective relief. The antifungal action of Neem’s organic compounds tackles the infection while keeping your skin and immune system unharmed. Neem seed oil, abundant in fatty acids like oleic, stearic, palmitic, and linoleic acids, boasts anti-inflammatory, antioxidant, and antimicrobial properties conducive to healthy skin. [9] [10] [11] [12] [13] [14] [15] [16]

While Ayurvedic medicine leverages neem for treating psoriasis and eczema, it’s crucial to note that scientific backing for these uses remains limited. Hence, consulting a healthcare professional before introducing neem-based remedies is always a prudent step. [17]

Improves Gastric Health

Embracing the power of neem can lead to substantial benefits for our digestive health. This wonder plant is linked to decreased inflammation within our digestive tract, addressing issues like ulcers, constipation, bloating, and cramping. Additionally, neem acts as a healing agent for certain GI infections, preserving the much-needed good bacteria in our gut. Diving into particular studies, 2013 research highlighted that twice-daily topical application of 100 mg of neem oil proved effective for persistent skin ulcers. Similarly, consuming 30-60 mg of neem extract twice a day for ten weeks resulted in the full recovery of duodenal ulcers. [18] [19] [20] [21]

Controls Diabetes

As per an animal study published in the Indian Journal of Physiology and Pharmacology, there is a connection between a lower demand for insulin in the body and the consumption of neem. Its chemical components optimize insulin receptor function and ensure that the body is receiving appropriate amounts of insulin, which protects against the development of diabetes. Furthermore, for diabetics, it can be used to minimize their dependence on insulin therapy. However, given the animal nature of these studies, more research in the area is needed.
[22] [23] [24]

Fights Malaria

Neem has proven to be a natural warrior against malaria. A 2009 study published in the Malaria Journal highlighted Neem’s prowess as a mosquito repellent, possibly helping to reduce the risk of malaria transmission. While there’s suggestive research pointing to neem leaves potentially diminishing malaria symptoms, they’re widely recognized for their non-toxic ability to ward off mosquitoes, the primary carriers of this disease. Furthermore, neem’s limonoids, active compounds within the plant, showed promise in targeting malaria-infected cells, offering a potency comparable to conventional chloroquine treatments in mouse studies.
[25] [26] [27]

Improves Oral Health

Neem is very popular as an ingredient in oral health products in the Indian subcontinent.  Harnessing the antiseptic, anti-inflammatory, antioxidant, and immune-boosting attributes of neem could be the secret to enhanced oral health. Preliminary research suggests its potential for alleviating pain and addressing dental concerns like gingivitis, periodontitis, and tooth decay. Neem might also play a pivotal role in thwarting bacteria’s colonization on tooth surfaces, thereby curbing plaque accumulation. Reinforcing this, a 21-day study observed that a neem-based mouthwash showed efficacy comparable to a potent prescription mouthwash, chlorhexidine, in curtailing gum bleeding and plaque for individuals grappling with gingivitis.
[28] [29] [30] [31]

Improves Reproductive Health

A collaborative study carried out by the National Institute of Immunology, New Delhi, India and the Contraceptive Research and Development Program (CONRAD) of Eastern Virginia Medical School, Virginia, USA suggests that neem seed extract has spermicidal properties. It is widely used as a natural spermicide and birth control agent, as it is likely to reduce the chances of conception for both men and women without harming them in a toxic way. It lowers fertility levels without impacting libido and can even help prevent certain sexually transmitted diseases. Research further suggests its potential to develop into a contraceptive for women. [32]

Anti-inflammatory Agent

As mentioned, there are certain anti-inflammatory properties in neem leaves. This is especially exciting for arthritis research. The paste or oil, when applied to aching joints and muscles due to arthritis, can significantly reduce pain and discomfort and even increase flexibility if consistently used. [33] [34] [35]

Neem Uses

There are a number of ways it can be used, some of them are mentioned below.

Word of Caution: Despite this vast range of potentially beneficial uses, there are some side effects associated with it. Firstly, it should not be used or consumed by infants or toddlers, and those with existing kidney or liver issues should consult a doctor before using any of its components. There is a chance of fatigue, due to its slightly sedative nature, so be cautious of overuse, particularly in conjunction with any other medications. [36] [37]


DMCA.com Protection Status
About the Author

John Staughton is a traveling writer, editor, publisher and photographer with English and Integrative Biology degrees from the University of Illinois in Champaign-Urbana (USA). He co-founded the literary journal, Sheriff Nottingham, and now serves as the Content Director for Stain’d Arts, a non-profit based in Denver, Colorado. On a perpetual journey towards the idea of home, he uses words to educate, inspire, uplift and evolve.

Rate this article
Average rating 4.0 out of 5.0 based on 1674 user(s).