Onion juice is rich in vitamins C, B6 and folic acid and also has an extensive supply of calcium, magnesium, iron, chromium and phosphorus.

Onions have been used for thousands of years as an ingredient in various dishes by many cultures around the world and is also eaten raw.

The trace amounts of sulphur present in the onion are also considered to have anti-carcinogenic properties.

Here is a quick list of the incredible health benefits of onion juice.

1. Improves Digestion

Onions are a good source of Inulin – a dietary fiber that is a good food for the healthy bacteria present in the intestines. Inulin promotes a healthy bowel movement and keeps the healthy bacteria at a safe level, which thereby increases digestion.

2. Protect Against Allergies

The natural antihistamine quercetin, present in onions, prevents asthma and allergies. The quercetin from the onion is easily absorbed through the intestine and stays for a long time in circulation than the quercetin obtained from other foods.

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3. Stimulate Hair Growth

Onion is rich in sulfur which is one of the essential nutrients in promoting hair growth. A study has shown that applying onion juice on scalp twice a week for 2 months will stimulates hair regrowth.

4. Remedy for Cold and Flu

Onion is also a great remedy for cold and flu. The Native Americans first started using Onion juice to ward off the common cold and flu. The World Health Organization has even recognized the onion juice for its ability to help relieve flu symptoms such as coughs, bronchitis, congestion, and respiratory infections.

5. Relieve Tooth Disorders

Research has shown that onions may kill bacteria that cause tooth decay and other dental problems. Chewing a raw onion for two to three minutes and letting the juice stay for a few seconds longer could kill all the germs in the mouth. Placing a small piece of onion on the affected tooth or bad tooth can also help in relieving toothache.

6. Promotes Gastrointestinal Health

Onions packed with enormous flavonoids, these flavonoids help to reduce the risk of colon cancer. It has been shown to inhibit the growth of tumors in animals and to protect colon cells from the damaging effects of certain cancer-causing substances.

7. Good for Skin

The onions help in stimulating the circulation of blood in the mucous membrane. It can be applied as poultice to boils, bruises, wounds, etc. Onion juice mixed with honey also can be the best home remedy for acne.