su·per·food / ˈsoōpərˌfoōd/ • n. (not in technical use) a natural food regarded as especially beneficial because of its nutrient profile or its health-protecting qualities: he touts broccoli sprouts and salmon as two of the most perfect superfoods.
"superfood." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (November 13, 2018). https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/superfood
"superfood." The Oxford Pocket Dictionary of Current English. . Retrieved November 13, 2018 from Encyclopedia.com: https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/superfood