Cardinal K refers to the rose eggplant, there is no special efficacy, it is not recommended to be used to make wine, daily brewing and drinking mainly play a role in replenishing the role of vitamin C and other nutrients. Rose eggplant is the flower of the mallow plant, does not belong to the drug, and does not have the efficacy of the drug, and the wine has more harmful effects on the human body. Therefore, it is not recommended to use rosehips in wine. Rose eggplant contains a certain amount of vitamin C (per 100g rose eggplant contains about 12mg of vitamin C) and other nutrients, used to make water to drink, can play a role in supplementing vitamin C, but need to insist on drinking. In daily life, you can drink a moderate amount of flower tea, but should avoid drinking a large amount of stronger tea for a long time. At the same time, you should avoid the use of drugs or plants, etc. to make alcohol, so as not to produce formaldehyde and other toxic substances.