Allspice leaves are medium to large in size and elongated to oval in shape. Besides, they have a blend of flavors including cinnamon, nutmeg, cloves, juniper, and peppercorn. As a matter of fact, these leaves are often used similarly to bay leaves in recipes, not to mention that they are a prominent flavor in Caribbean cuisine, specifically Jamaican jerk seasoning. Nutritionally, allspice leaves contain eugenol, a natural antiseptic and a digestive aid.