Onions are members of the Allium genus of flowering plants that also includes garlic, shallots, leeks and chives.
These vegetables contain various vitamins, minerals and potent plant compounds that have been shown to promote health in many ways.
Onions are healthy whether they are raw or cooked, though raw onions have higher levels of organic sulfur compounds that provide many benefits. Here are some health benefits listed below:
Good For Heart Health
Research shows that eating onions may help reduce heart disease risk factors, such as high blood pressure, elevated triglyceride levels and inflammation.
Helps Control Blood Sugar
Due to the many beneficial compounds found in onions, consuming them may help reduce high blood sugar.
Loaded With Antioxidants
Red onions are rich in anthocyanins, which are powerful plant pigments that may protect against heart disease, certain cancers and diabetes.
May Boost Bone Density
Studies show that onion consumption is associated with improved bone mineral density.
Has Cancer-Fighting Properties
A diet rich in allium vegetables like onions may have a protective effect against certain cancers.
May Boost Digestive Health
Onions are a rich source of prebiotics, which help boost digestive health, improve bacterial balance in your gut and benefit your immune system.
Onions’ sulfurs may be effective anti-inflammatory agents, according to a 1990 study in the journal International Archives of Allergy and Applied Immunology. Quercetin has been found to relax the airway muscles and may provide relief of asthma symptoms, according to a 2013 study in the American Journal of Physiology.
Helps With Allergies
A mixture of onion juice and honey (which helps make it less pungent) is said to be effective as a cure for fever, common cold, allergies, etc.
Improves Oral Health
Chewing raw onions improve our oral health (though your breath may stink). They help eliminate bacteria that can lead to tooth decay and gum issues.
Helps Build Immunity
The vitamin C (which remains intact while they are in the raw form) along with the phytochemicals present in onions helps build immunity.