Kumquats and pears are both foods, boiled together do not have the same efficacy as medicines, but can provide some energy for the body, replenish some of the nutrients needed, to a certain extent, to maintain the normal activities of life. Oranges and pears belong to the fruit food, does not have medicinal properties, can not be used to treat diseases. But oranges are rich in carbohydrates, also contains crude fiber, potassium, iron, vitamin C, vitamin P, vitamin B6 and other nutrients. Pears are also rich in carbohydrates, also contains crude fiber, potassium, iron, zinc, vitamin C, vitamin E, vitamin P, vitamin K, vitamin B and other nutrients. Oranges and pears eaten together in moderation can supplement the human body nutrients, but only drink the two boiled water supplemental nutrients are limited.