protocatechuic acid

noun
pro·​to·​cate·​chu·​ic acid | \ ˌprōt-ō-ˌkat-ə-ˌkyü-ik-, -ˌchü- How to pronounce protocatechuic acid (audio) \

Medical Definition of protocatechuic acid

: a crystalline acid C7H6O4 produced from various resins and found in combination in many plant products

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