Anuar SaniWan Omar Bin AbdullahThema JuhanaMohamed Adel Mohamed Abdel Rahim Elkadi2024-05-282024-05-2820142052-6164https://oarep.usim.edu.my/handle/123456789/6261Sweet potato leaves (SPL) have been used by malay rural folks as traditional topical medication for eczematous skin conditions especially psoriasis. Local Chinese consume green SPL as vegetable. SPL contains high amount of polyphenols, a proven antioxidant and free radical scavengers. Local green SPL was extracted for hydrophilic and lipophilic compounds using water, ethanol and hexane as solvents. Water extraction method gave the best yield per kg fresh weight. Total phenolic content was 4.48 mg GAE/g dw SPL, slightly lower of Japan's and USA's averages. HPLC analysis revealed significant amount of caffeic acid as one of its major phenolic components beside the dominant chlorogenic acid.en-USsweet potato, polyphenols, HPLC, total phenolic content (TPC), caffeic acid, antioxidantArticle17518225