Can We Eat Tomato And Onion Together?

Both onion and tomatoes are known to be great additions to many dishes. They are both super tasty and full of nutrition! 

Can We Eat Tomato And Onion Together?

But, can we eat tomato and onion together? To find out, take a look at the ultimate guide below. We cover everything you need to know. Check it out.

Is It OK To Eat Tomatoes And Onions Together?

In short, yes! It is absolutely OK to eat tomatoes and onions together – whether raw or cooked.

The combination of these two ingredients is a staple amongst many different cuisines because their flavors are particularly complimentary. 

In addition to being absolutely delicious, both tomatoes and onions are loaded with nutritional benefits. So, when you put the two together, you get something quite special! To learn more, take a look at the section below.

Health Benefits Of Eating Raw Tomato And Onion Together

There are many wonderful health benefits associated with eating raw onion and tomato together. Check out the most impressive ones listed below!

Lower Cholesterol 

When consumed alone, both tomatoes and onions have been shown to work to reduce bad cholesterol levels in the body.

As such, when they are combined, they are doubly powerful! In fact, this is the reason that tomatoes and onions are often served alongside fatty foods – because they work to prevent unhealthy rises in cholesterol after consuming unhealthy foods!

Cancer-Fighting Properties 

Onions contain Quercetin, a powerful compound with antioxidant properties. This compound has been proven to slow the growth of cancer and may reduce one’s risk of developing certain types of cancer.

Tomatoes have also been shown to have cancer-fighting properties, so the pairing is particularly powerful!

Maintain Immunity 

Both tomatoes and onions have a high vitamin C content. Vitamin C is excellent for the immune system.

Therefore, consuming onions and tomatoes together works to keep your body able to fight off infections quickly and effectively. You can consume this combination raw or cooked to receive this benefit. 

Maintain Healthy Blood Sugar

As a root vegetable, onion is a great food for people with diabetes because it contains a powerful component, called chromium, that works to regulate blood sugar.

As such, consuming onion can help to prevent dramatic increases or decreases in blood sugar after you have eaten. 

Reduce Stress 

Believe it or not, eating onions and tomatoes can actually work to reduce your stress levels.

They both contain folate and vitamin B9 which work to alleviate stress, help you to sleep better, and aid in bolstering a lack of appetite. 

Maintain Skin And Hair Health 

Both tomatoes and onions are bursting with vitamins that are beneficial for your skin.

Specifically, vitamins C and E are responsible for the formation of collagen, which is a significant compound that works to keep your skin and hair looking youthful.

They both also contain a high water content which helps to keep your body feeling and looking hydrated. 

Encourage Oral Health

Tomatoes and onions are great foods to consume if you struggle with oral health. They are known for their antibacterial properties, which ensure that the mouth remains healthy and clean.

The vitamin C content in both also work to fight against the possibility of oral infection. 

Healthy Weight Maintenance

Eating both tomatoes and onions raw is a great way to help you burn fat. In fact, if you’re on a diet or exercise regime, we recommend making salsa with tomatoes, onions, and jalapenos.

These ingredients help you to burn fat and maintain a healthy weight. 

Tomato And Onion Recipes 

Now that you’re convinced of all of the wonderful benefits associated with eating tomatoes and onions together, you’re likely wondering, but… what can I make with them?

Well, we’ve got you covered! Take a look at our favorite tomato and onion recipes below. There should be something for everyone!

Tomato And Onion Salad

Can We Eat Tomato And Onion Together?

Salad might be an obvious choice, however, salads are a great way of consuming veggies in their most nutritious form –  raw!

This tomato and onion salad is a great option if you’re looking for a nutritious but delicious lunch or side dish. It can be made in advance so it is ideal for people who need to meal prep! 

Caramelized Onion And Burst Cherry Tomato Pasta 

If salad isn’t your thing, or you simply prefer to consume your veggies cooked, this pasta is perfect for you. It is super easy to make, full of goodness, and is absolutely delicious!

The sauce is wonderfully rich and moreish. Trust us, after you’ve tried it, you’ll want to make this dish every night of the week

Easy Greek Pasta Salad

If both of the above options sound good to you, why not put the two together? We love a pasta salad. They are incredibly filling and tasty, but they’re also full of nutritious ingredients.

This one is perfect for people who want to reap the benefits of eating raw onion and tomatoes but are a little skeptical about the combination. 

Frequently Asked Questions 

Is Onion Healthier Than Tomatoes? 

This is a tricky question to answer. Tomatoes have 55% fewer calories than onions. Additionally, onions have less protein and more carbohydrates. However, they are both very healthy vegetables. 

Can You Eat Tomatoes On An Empty Stomach? 

You can eat tomatoes on an empty stomach, however, it’s important to be aware that doing so can increase the acidity in the stomach. This is especially important to know if you struggle with indigestion problems. 

Is Onion Good To Eat At Night? 

Maybe! Onions are thought to contain ingredients that can help you sleep better at night. However, most advice suggests that you should avoid eating anything right before you go to bed.

You should eat roughly 3 hours before you plan on sleeping. 


Tomato and onion is an incredible combination. It is absolutely delicious and incredibly nutritious. What more could you ask for? We hope that this article has inspired you to incorporate this combo into your diet. 

Brett White
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