Raw ginger is composed of 79% water, 18% carbohydrates, 2% protein, and 1% fat (table). In 100 grams (a standard amount used to compare with other foods), raw ginger supplies 80 Calories and contains moderate amounts of vitamin B6 (12% of the Daily Value, DV) and the dietary minerals, magnesium (12% DV) and manganese (11% DV), but otherwise is low in nutrient content (table).
When used as a spice powder in a common serving amount of one US tablespoon (5 grams), ground dried ginger (9% water) provides negligible content of essential nutrients, with the exception of manganese (70% DV).
Ginger is a traditional Chinese medicine for the treatment of nausea and vomiting. It is known as a "vomiting and holy medicine." In summer, especially in the days of the virus, the growth and reproduction of bacteria is extremely active, and it is easy to contaminate food and cause acute gastroenteritis. However, proper eating of ginger can play a preventive and therapeutic role. Ginger also kills oral pathogenic bacteria and intestinal pathogenic bacteria effect.