12 Side Effects of Red Onion You Need To Be Aware

Red onion is one of spices that are often used as flavor ingredients in cooking. Some people eve prefer red onion more than garlic because it is more flavorful and tasty. Red Onion contains so many good substances for our body such as folic acid, fiber, iron, calcium, vitamin C and also potassium.

However, red onion also has some bad effects which might harm our health. That being said, we should be aware of the side effects of this spice.

Below are some of side affects you might get if you consume red onion excessively or when you do not precede it correctly.

  1. Bad Breath

The first side effect you might get is bad breath. Red onion is indeed tastes quite delicious and fresh, especially when you it eats along with chicken skewer dip in peanut sauce. But do not be surprised if after eating red onion, your breath becomes unpleasant.

The bad smell of your mouth after eating red onion occurs because red onion will let out a particular aroma when being eaten and it also contains high level of sulfur, which result in making you have bad breath. That being said, you need to make sure to eat red onion moderately and drink or eat something else that can help you to get rid of the bad smell. Brushing your teeth after eating red onion or garlic is also good way to make the smell go away.

  1. Headache

Maybe there are some of us who like to consume onion as a snack or like to eat it excessively. This will not be good for the health of our bodies because basically the moisture on the onion is quite high and excessive and this is what is known to make our heads become dizzy easily.

Also read:

  1. Stomach Burnt

It is common knowledge that onion is also considered very useful as a drug for a number of gastrointestinal problems. However, you need to be aware of the side effects of red onion. It is because apparently, red onion could bring a burning sensation in the stomach if you eat it in large amount at once.

One of the most common problems that might happen is gastric irritation. If you feel pain in the stomach every time you eat red onion, consult your doctor immediately.

  1. Nausea and Vomiting

Nausea can occur when we eat too much onion. it could be because of the irritated stomach effect. Usually when the stomach already feels nauseous, it will be followed by vomiting. If this happens more than once or even many times after every onion meal, you should make appointment with your doctor immediately, so that it will not get worse.


  1. Increased Sensitivity

If you consume red onion and then followed by taking aspirin, it might have a bad effect on the health of your body. Especially for people who have an allergy to onions, you should avoid taking aspirin at the same time because it will make the body has more sensitivity to onions. Automatically this may trigger the body to have more serious allergic reaction.

  1. Blocked Blood Clots

The process of blood clotting in the body will be hampered by the consumption of excessive onions. It might happen because of one of its substance. The substance is called Anticoagulants. If a person consumes onions in the same time as their anticoagulant drugs, the risk of bruising and bleeding may occur.

Also read: Reasons Why You Have A Nose Bleed

  1. Low Blood Pressure

For those who have high blood pressure and take high blood-lowering drugs, it is better not eat red onions. Onion itself has the ability to lower diastolic blood pressure and systolic, so when simultaneously taking high blood pressure lowering drugs, blood pressure will be too low which will result in making you feel dizzy and sluggish.

  1. Stomach Heartburn

Consuming red onion continuously and excessively can cause you heartburn in your stomach. Not only the effects of burning and nausea that can happen, but heartburn might also happen. Hence, beware of this risk because there are worse effects that can occur, particularly to those who suffer from heart disease. If the heartburn occurs several times or even often, do not hesitate to obtain medical help and attention.

  1. Uncomfortable Stomach for Pregnant & Breastfeeding Women

For those who are pregnant, eating red onions excessively are highly not recommended. Other than it will be harmful to the fetus, consuming too many red onions will make the pregnant woman’s own stomach feel uncomfortable, be it because of heat or also heartburn. That being said, limit the amount of red onion that you eat per day so as not to endanger yourself and the fetus.


  1. Skin Problems

Onions not only provide side effects when you consumed it excessively. Using red onion as a traditional medication on the skin can also be bad. Maybe some people have tried to apply onion juice to their skin and then rashes appear on the skin. This is called the skin irritation that may be due to the heat effect of onion. Therefore, it is recommended to test it first into the small area of ​​the skin of the inner wrist part before actually applied to the skin.

Also read: Ways to Naturally Relieve Mosquito Bites Easy and Fast

  1. Lowering Blood Sugar

To those who have Diabetics, it is highly encouraged to check the blood sugar levels regularly, especially if you cannot be separated from the consumption of onion. Red onion is believed to be able to lower high blood sugar levels, so when eating too much will be onion, this can actually make blood sugar levels too low which is still a danger to the body.

  1. It Might Disrupt Your Vision

Onions that are consumed carelessly can affect the quality and health of vision function. If you eat red onions too often and in large quantities, excess moisture on the onion is what can cause the vision then becomes dark or blurry

Those are the side effects of eating too many red onion and too often. Thus, it is better if you are aware about the side effects of red onion whether it is when you consume it or you use it as natural treatment on your skin (external use) .If you feel something is wrong with your body after eating red onion, call your doctor immediately on order to prevent you from having illness that come from the side effects of red onion.

, , ,




Oleh :
Kategori : Vegetables