It is made from dehydrated red onions, which are finely ground into a powder. Red onion powder is packed with antioxidants, particularly quercetin, which helps protect the body from oxidative stress and inflammation. It is a good source of vitamins C and B6, as well as minerals such as manganese, potassium, and folate. These nutrients play vital roles in supporting immune function, energy production, and overall health. Red onion powder is low in calories, making it a healthy addition to your diet without significantly increasing your calorie intake. The fibre content in red onions aids in digestion and helps maintain a healthy gut microbiome.