Orange juice. It is rich in vitamin C. Vitamin C is an antioxidant, which is good for our college students. It can also be rich in calcium, which makes our bones and teeth strong and healthy, which is very important for teenagers.

Tea π. We often eat something that gets angry and get oral ulcers, so we can drink tea π. Tannic acid contained in tea π can kill many kinds of bacteria, so it can prevent stomatitis, pharyngolaryngitis, enteritis, dysentery and so on. Tea π contains caffeine, theophylline, theobromine, xanthine and other alkaloids, and is an excellent alkaline drink.

Water soluble vitamin C. Water-soluble vitamin c contains a lot of vitamins. Drinking some water-soluble C in moderation can not only supplement vitamin C, but also supplement the sugar needed by the body, which can play an antioxidant role, whiten the skin and play a role in beauty spots. It can also promote intestinal peristalsis and play the role of strengthening the spleen and promoting digestion.