Allspice is a plant. The unripe berries and leaves of the plant are used to make medicinal drug. Allspice is used for indigestion (dyspepsia), intestinal gas, abdominal pain, heavy menstrual periods, vomiting, diarrhea, fever, colds, high blood pressure, diabetes, and weight problems. it is also used for emptying the bowels.
A few people apply allspice directly to the affected area for muscle ache and toothache, or put it on the skin to kill germs.
Some dentists use eugenol, a chemical contained in allspice, to kill germs on teeth and gums.
In foods, allspice is used as a spice.
In manufacturing, allspice is used to flavor toothpaste.
Allspice contains a chemical called eugenol, which might explain a number of its traditional uses for toothache, muscle pain, and as a germ-killer.