The medical industry is flooded with supplements that can successfully induce sleep to a person. While some bear high risks of side-effects with long time use, others are not easily available. Some also face legal barriers and cannot be used in many countries. Of all these, melatonin comes out as a clear winner. It is one of the most easily available alternative medicine supplements with low to no side effects. Besides, you can use it as a sleeping aid in most of the countries. It is also safe for both long and short-term use of insomnia and related illnesses.