All spice is a wonderful winter favourite spice that has been around for thousands of years to help treat certain illnesses and health issues. It's been known to help aid digestion, excessive gas, abdominal pain, heavy periods, diarrhea, upset stomach, the common cold and various other health problems such as diabetes and high blood pressure. All spice is also a good source of vitamin A, B6, riboflavin, niacin and vitamin C.