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Hasibuan, P. A. Z. .; Sumaiyah, S.; Siregar, D. H. . Formulation and Evaluation of Body Scrub Cream Containing Ethanol Extract of Black Cumin Seeds (Nigella Sativa L.) and Coffee Grounds (Coffea Arabica L.) As Anti-Aging. idjpcr 2022, 5, 09-17.