Eating Raw Onion: Health Benefits, Risks and Who Should Not Consume It
By Lokmat Times Desk | Updated: February 12, 2026 20:13 IST2026-02-12T20:13:17+5:302026-02-12T20:13:41+5:30
Onion is almost use in every Indian dish not only enhances the taste of the food, but also provides many nutrients. It ...

Eating Raw Onion: Health Benefits, Risks and Who Should Not Consume It
Onion is almost use in every Indian dish not only enhances the taste of the food, but also provides many nutrients. It is not that people eat raw onions only in summer. But one thing should be kept in mind that although eating raw onions has many benefits, it can also be harmful for some people. So let's know who should avoid eating raw onions and what problems they can face if they do eat them.
Nutrients in onions and their benefits
Onions are rich in nutrients. The main ones include anti-oxidants, sulfur, flavonoids and fiber. Eating onions keeps the heart strong, strengthens the immune system and helps control sugar levels. Apart from this, eating onions also removes toxins from the body. It also improves digestion.
Who should avoid eating onions?
Dieticians say that onions are rich in fiber and sulfur. These elements help in digestion, but for those who already have problems with gas, acidity or stomach ulcers, raw onions can be harmful. It can cause burning in the stomach, acid reflux and heaviness. Such people are always advised to eat onions cooked or lightly roasted.
Experts say that onions help control blood sugar. But if eaten in excess, the sugar level of diabetic patients can suddenly decrease. Not only that, some people can also suffer from problems like hypoglycemia due to raw onions. That is why diabetic patients should consult a doctor before increasing the amount of onion they eat.
Some people may develop allergies
Some people may develop allergies after eating onions. This allergy may take the form of rashes on the skin, swelling or irritation in the eyes. Some people may experience burning or red spots even after touching raw onions. If someone already has an allergy problem or if they experience such symptoms after eating onions, they should stop eating onions immediately.
Experts also say that onions can be dangerous for people who are taking certain medications to thin the blood. Onions have the ability to thin the blood, which can increase the problem of bleeding. For example, if there is an injury, bleeding can increase. Therefore, such people should eat onions only after consulting a doctor. Also, people with hernia or liver problems should eat onions in small quantities.
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