Melatonin from webber naturals is available in extra strength 5 mg sublingual tablets that are absorbed under the tongue for quick entry into the bloodstream. It is natural, non-addictive and very safe. Ideal for seniors, shift workers, and those travelling to other time zones. Sublingual tablets for quick and easy absorption. Ideal for shift workers or those travelling to other time zones. Improves the length of sleep and sleep quality.