By reducing oxidative stress, onions may help lower the risk of certain cancers, particularly those affecting the stomach and colon. Their protective effects are linked to their antioxidant and anti-inflammatory properties.
Onions also support cardiovascular health. Their compounds help keep blood vessels flexible, reduce inflammation, and may assist in maintaining healthy circulation.
For people managing blood sugar, onions can be a helpful addition to a balanced diet. They may gently support glucose control when combined with proper medical care and healthy eating habits