Top proven Health Benefits of Onions

Health benefits of onions including their role in substantially curing a number of diseases. Many physical problems like the common cold, asthma,respiratory problems, bacterial



infections, cough and angina are solvable by this commonly used herb. Onions are also known as the bloodthirsty insects repellent. We can say that onions are a true gift of nature although they make you cry by their eye irritating explosion.

About onion’s family we know it comes from the family of Amaryllidaceae. The scientific name according to its genus and species is Allium Cepa. 

In History Onion has been being used since 5000 BC and during the bronze age.[1] In the historical proof such as the Book of Numbers 11:5 highlighted that onions might be cultivated in ancient Egypt around 2000 years later of that age.

Properties of Onions

Onions is pregnant with valuable properties because of the vitamins, minerals, nutrients. There are also the existence of organic compounds including the presence of sulfuric compounds, quercetin with the mark of the essential oils. It also contains minerals like calcium,  sodium, magnesium, potassium, phosphorus and selenium. Moreover onions are a rich source of vitamin B6, vitamin C and dietary fiber. These provides health benefits of onions to us.

According to National Nutrient Database for Standard Reference Release 28 by United States Department of Agriculture and Agricultural Research Service a chart of onion constituents has been displayed below:

Nutrients Unit Value per 100g
Water gram 89.11
Energy K .call 40
Protein  gram 1.10
Total lipid (fat)  gram 0.10
Carbohydrate, by difference  gram 9.34
Fiber, total dietary  gram 1.7
Sugars, total 4.24
Vitamin C, total ascorbic acid  mg  7.4
 Thiamin  mg  0.046
 Riboflavin  mg  0.027
 Niacin  mg  0.116
 Vitamin B-6  mg 0.120
 Folate, DFE  µg 19
Vitamin B-12  0  0
Vitamin A, RAE  µg  o
Vitamin A, IU IU 2
Vitamin E (alpha-tocopherol) mg 0.02
Vitamin K (phylloquinone) µg 0.4
 Calcium, Ca  mg  23
 Iron, Fe  mg  .21
Magnesium, Mg  mg 10
Phosphorus, P  mg 29
Potassium, K  mg 146
Sodium, Na  mg 4
Zinc, Zn  mg 0.17
 Fatty acids, total saturated gram 0.042
Fatty acids, total monounsaturated gram 0.013
Fatty acids, total polyunsaturated gram 0.017
Fatty acids, total trans 0
 Cholesterol  – 0

Health Benefits of Onions

Onions possess natural soothing elements and it is granted since ancient time. WHO (World Health Organization) also proclaimed onion’s health benefits by reducing and beneficial tonic for atherosclerosis sufferer. According to the health specialists onion is a great herb for chronic asthma, Common cold, allergic bronchitis, allergic bronchitis etc.

Some of the most important and familiar health benefits of onions are as follows:

Immune Improvement

Onion is a product that has antioxidant properties. The phytochemical equipment stimulate vitamin C in our body. If somebody take 100 ml of onion juice by dividing it into 2 doses per day he or she will enjoy a great immune system. The outstanding properties of onion will work as immune booster and it will fight with toxins. There will be shield of disease protection.

Consuming mixture of honey, onion juice and Black seeds oil can relive sore throats and coughing symptoms.

Good for Oral Health

One of the great health benefits of Onion is its betterment of oral health. They are often used to protect oral infections and tooth decay. It can be called as natural germ cleaner and organic oral solution. In case of killing the germ of oral area as well as its surroundings we can chew raw onions for 2 to 3 holding it in the area. In such a time it will defeat and clean all the germs from the place.

Treatment for Cardiovascular Disease

Onions have the blood pressure lowering properties like sulfides. In adition to that its lipid profile and antioxidant status also control our cholesterol level of the blood. It has been studied that the people who take onions and garlic enjoys healthy blood clotting times and proper HDL cholesterol level in their blood. As a result the all the four section of the heart properly functions its particular duties.

So the main causes of heart disease or cardiovascular illness can be solved by the onion’s properties. By taking it we can keep control on our blood pressure too. Thus onion provides protection against cardiovascular disease.[2]

Onion for Diabetes 

Onion is considered to be the best herb for the treatment of type2 diabetes mellitus. Onion has sulfer compounds. Flavonoids, S-methylcysteine and the unique property named quercetin help to reduce blood sugar level, oxidative stress, serum lipid and lipid peroxidation. Besides it the components increases antioxidant enzyme activity and insulin secretion.[3]

From another research we have found that onions contain chromium. This element is a rare element that can not find naturally in food.  As the mineral is discovered in onion specialists are hopeful that it will help the body decline blood sugar levels. They also announced that onion will perform a gradual release of glucose from the cells. Therefore, eating onions will modulate our blood sugar levels and fight with diabetic.

Onion for Cancer Prevention

Raw Onion extracts enriched in a wide range of sulfides. It provides protection against the growth of tumor. Among the bioactive components identified throughout the years the foods that contains sulfur especially Allium Cepa (onions)  and Brassica  have been proving a protective results against different types of cancer. [4]

According to a statistics in central Georgia there grows Vidalia onions. In this place mortality rates from stomach cancer are about one-half of the average level than the other states of United States. Another Study in Greece also shows a high consumption of garlic, onions as well as other allium herbs are protective against stomach cancer.

Onion as Insect Repellent

You can apply onion juice to scale back the pain caused from Apis mellifera stings. contemporary onion juice or paste is used for external applications for alternative insect bites and scorpion stings yet. The smell of onions conjointly causes insects to escape, that is why onions is used as insect repellents yet as a type of sting treatment.

Relieving Ear ache

A few drops of onion juice very welly prove to be helpful to people plagued by acute ear aching. The ringing sound within the ear is also cured by applying onion juice through a bit of plant fibre.

Glowing Skin

Onion provides nutrition to our skin. It extremely beneficial for removing dark mark and other sports of skin.

A mixure of onion juice and honey or olive oil is announced to be the best treatment for treating acne. Onions are also a great anti-inflammatory vegetables. As a result the active properties in onions can decrease the swelling and redness that is normally associated with skin conditions like acne. It also assists to relieve the associated ache and inflammation of conditions like arthritis and gout.

Onion for Hair

The topmost health benefits of onion is its hair improvement compounds. The onion extracts are considered to be the best herb for Hair Growth. It also controls dandruff and well herb for scalp treatment.

By adding honey with Piaj (onion) Juice you can gain your loss hair and stimulate your hair growth after having higher antibiotic or reaction of typhoid.

Boosts Sexual Drive:

Onions are said to enhance the demand for a healthy sex life. A table spoon of onion juice in addition to one spoonful of ginger juice and make a mixer of it. By taking three times a day one can boost up the libido and sex drive. It is a herb for both male and famale. So we can say onion is a female sex simulator.

To stimulate sex of women three things with onion juice will be so beneficial. Take a piece of medium sized Piaj (onion), boost it with a table spoon of blackseeds or 3 drop of black seeds oil and eat it with a boiled egg.

Treatment of Anemia

Along with water and jaggery, onion has the power of improving the worse condition of an anemia patient. The minerals and iron of onion will perform the work. They are very essential for producing new red blood cells.

Relieves Stomach Aches

Onions have anti-inflammatory and antibacterial properties that give relief to upset stomach and other related gastric syndromes. This is due to the saponins that can be found in onions. These saponins have anti-spasmodic capabilities that ensure that stomach disturbances do not continue and that your bowels are clear and smoothly functioning.

Side effect

Onion is a safe herbal product. It is also a great vegetables. But few problems occurs sometimes which we should avoid.

  1. Onion produce a bad smell when it is taken as raw. So before meating people you should check it and brush your teeth and eat something that can remove the smell.
  2. Onion produces eye irritating compound in the air. So you should not cut or peel it public places or closed places.
  3. Sometimes onion causes reaction with alcoholic homeopathic treatment. So discuss your doctor before taking onion.

Finally, Allium species like onions are highly essential herbs. It possesses culinary and a great medicinal value. Many beneficial properties are seen to reside in this organic product. Onion can be a useful herb for the prevention of heart disease, diabetes, weak blood clots. Onion also protects against many other diseases. It has a great value in treating cancer too. So we should launch more research to get  proven health benefits of Onion.


2. US National Library of Medicine and National Institutes of Health ( 
3. US National Library of Medicine and National Institutes of Health ( 
4. US National Library of Medicine and National Institutes of Health

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