Vida Karamooz says, “The citrus family of orange, grapefruit, mandarin, tangerine, lemon, lime, and bergamot are the fruits that are mainly used in personal care products. Citrus fruits are most commonly known as a good source of vitamin C, which is highly appreciated by the beauty industry. However, they also contain a notable list of other essential nutrients that – some more than others – benefit the skin topically, such as vitamin B6, fiber, folate, calcium, potassium, magnesium, thiamin, niacin, phosphorus, copper, riboflavin, pantothenic acid, and a variety of phytochemicals.”