N
Glam Fame Journal

How is red onions good for you?

Author

Victoria Simmons

Updated on March 27, 2026

How is red onions good for you?

2. May Benefit Heart Health. Onions contain antioxidants and compounds that fight inflammation, decrease triglycerides and reduce cholesterol levels — all of which may lower heart disease risk. Their potent anti-inflammatory properties may also help reduce high blood pressure and protect against blood clots.

Is Red Onion a Superfood?

By helping to eliminate toxins and carcinogens, glutathione puts the allium family on the list of anti-cancer superfoods. Onions contain calcium, potassium, vitamin C and folate. It is believed that anti-cancer benefits in onions come from the sulfur compounds known as allyl sulfides.

Is it OK to eat raw red onion?

The red onion has a mild, sweet flavor and a crisp texture that makes it an ideal onion for eating raw. Use sliced or diced raw red onions to add a dash of color, crunchy texture and sweet onion flavor to vegetable salads, chicken or tuna salad and veggie kabobs.

What color onion is the healthiest?

Red
Red and yellow onions are richer in antioxidants than other types. In fact, yellow onions may contain almost 11 times more antioxidants than white onions ( 25 ).

Does onion boost immune system?

Scientists have linked onions with many health benefits. Most of the benefits come from antioxidants. Research shows that one particular antioxidant, called quercetin, protects health in several ways. One study shows that quercetin fights inflammation and boosts the immune system.

Are red onions good for immune system?

Onions are packed with immune-boosting nutrients like selenium, sulfur compounds, zinc, and vitamin C. In addition, they are one of the best sources of quercetin, a potent flavonoid, and antioxidant that has antiviral properties as well as histamine regulating effects.

Is Onion better than garlic?

But although they may not look like nutritional powerhouses, experts say they are. Onions of all colors (including white) are good sources of vitamin C, vitamin B6, potassium and folate, while garlic is rich in vitamin C, vitamin B6, thiamin, potassium, calcium, phosphorous, copper and manganese.

What type of onions are the healthiest?

Turns out, there’s one variety of onions that’s better for you than the others. A 2017 study published in Food Research International found that red onions were most effective at killing human cancer cells compared with other onions thanks to their higher levels of the antioxidants quercetin and anthocyanin.

Are onions healthier raw or cooked?

Onions are healthy whether they’re raw or cooked, though raw onions have higher levels of organic sulfur compounds that provide many benefits, according to the BBC.