Definition of phenylic acid in the Fine Dictionary. Meaning of phenylic acid with illustrations and photos. Pronunciation of phenylic acid and it's etymology. Related words - phenylic acid synonyms, antonyms, hypernyms and hyponyms. Example sentences containing phenylic acid Calcium supplements contain varying amounts of elemental calcium. For example, calcium carbonate is 40% calcium weight, whereas calcium citrate is 21% calcium. Fortunately, elemental calcium is listed in the Supplement Facts panel, so consumers do not need to calculate the amount of calcium supplied various forms of calcium supplements. December 15, Scientific American Supplement No Various