The Malay name for onion is bawang. The word bawang is almost universal in the other languages of the Archipelago whenever the plant is known.
Onion gruel was regarded as a good cure for colds and fevers, right up to the twentieth century. A Scottish Highland remedy for pneumonia was to place a boiled onion in each armpit.
Onion contains vitamin B1, B2 and C, as well as potassium and a little protein. Folk healers have use onions for centuries to prevent infection.
Fresh onion can reduce clot formation, thereby reducing the risk of heart attack and stroke. This effect is lost when the onion is cooked. They have anti-oxidant activity and may be helpful in preventing cancer. Folk medicine has use onion in the treatment of allergies, asthma and diabetes.
Onion in folklore medicine