Before prescription pain killers were available, clove oil was used as a dental remedy to soothe and numb the gums when they were inflamed. In studies conducted by the Journal of Dentistry, they found that clove oil successfully numbed tissue before an injection. Clove oil is rich in vitamin C, potassium, iron, phosphorus, calcium, sodium and vitamin A. It is used as a home remedy in a number of applications, such as gargling with an oil solution to cure bad breath or sore throats, and help with sties, earache, bruises and indigestion, to name a few. Although you can acquire the oil in some natural food stores, you can also make a batch at home with a few household ingredients and cloves. This article will tell you how to make clove oil.