I had no clue about this

The Science Behind Onion’s Healing Properties
Onions are packed with a variety of compounds that contribute to their healing properties. They contain sulfur compounds, such as allicin, which have antibacterial and anti-inflammatory effects. Onions are also rich in antioxidants, including flavonoids like quercetin, which help reduce oxidative stress and inflammation. These properties make onions effective in treating a range of skin conditions and other health issues. Additionally, the natural enzymes found in onions can help break down proteins, which may aid in healing and soothing the skin.
How Rubbing Raw Onion on the Skin Works
When a raw onion is rubbed on the skin, its juices are released, allowing the beneficial compounds to penetrate the skin’s surface. The sulfur compounds act as a natural antiseptic, helping to cleanse the area and prevent infection. The antioxidants work to reduce inflammation and promote healing. This method of application allows for targeted treatment, delivering the onion’s healing properties directly to the affected area. The pungent aroma of onions, while strong, is a small price to pay for the potential benefits they offer.