Raw onions are rich in antioxidants, particularly flavonoids like quercetin and anthocyanins, which help neutralize harmful free radicals in the body, reducing oxidative stress and inflammation.
Onions contain sulfur compounds that may support heart health by lowering cholesterol levels and blood pressure. Quercetin in onions may also aid in preventing plaque buildup in arteries.
Raw onions are a good source of dietary fiber and prebiotics, promoting a healthy gut microbiota and aiding in digestion. They can prevent constipation and support overall digestive health.
Some studies suggest that the compounds in raw onions may help regulate blood sugar levels by increasing insulin production and improving insulin sensitivity, potentially benefiting individuals with diabetes.
Certain compounds in onions, like quercetin and sulfur compounds, have shown promising anti-cancer properties. Regular consumption may help reduce the risk of certain cancers, including stomach, colorectal, and prostate cancers.
Onions contain various minerals like calcium and magnesium, contributing to bone health. Additionally, the sulfur compounds in onions may assist in maintaining strong and healthy bones.
Quercetin in onions exhibits anti-inflammatory properties, which may help alleviate symptoms of inflammatory conditions like arthritis and allergies.
The presence of antioxidants, vitamins C and A, and other phytochemicals in onions can bolster the immune system, aiding in fighting off infections and promoting overall health.