Hello, generally there will be no side effects. Wound healing requires sufficient collagen, and the formation of collagen fibers requires the help of vitamin C and vitamin A. At the same time, as an antioxidant, vitamin C can reduce the formation of melanin. Patients after plastic surgery should eat more tomatoes, oranges, kiwis rich in vitamin C, animal liver, egg yolks, milk, and collagen rich in vitamin A. Foods such as protein meat skin, pig's trotters, beef tendons, cartilage, etc.