Question: what are the good effects of onion?
Answer: Packed With Nutrients. Onions are nutrient-dense, meaning they're low in calories but high in vitamins and minerals. ...  May Benefit Heart Health. ...  Loaded With Antioxidants. ...  Contain Cancer-Fighting Compounds. ...  Help Control Blood Sugar. ...  May Boost Bone Density. ...  Have Antibacterial Properties. ...  May Boost Digestive Health.