Onion

• Heart health: Onions contain quercetin, an antioxidant that may help lower blood pressure and cholesterol levels. They also contain sulfur compounds that may help protect against heart disease.
• Cancer prevention: Onions contain antioxidants that may help protect against cancer. Some studies have shown that onions may help inhibit the growth of cancer cells.
• Blood sugar control: Onions may help improve blood sugar control in people with diabetes. They contain soluble fiber, which can help slow down the absorption of sugar into the bloodstream.
• Digestive health: Onions contain prebiotics, which are a type of fiber that feeds the good bacteria in the gut. This can help improve digestive health and reduce the risk of constipation.