Determination of the Sun Protection Factor (SPF) of Ethanol Extract Gel from Arumanis Mango Leaves (Mangifera indica L. var. arumanis) as a Sunscreen Using the UV-Vis Spectrophotometry Method. JRKI [Internet]. 2026 Jan. 29 [cited 2026 Nov. 6];8(1):1-10. Available from: http://jurnalfarmasi.or.id/index.php/jrki/article/view/909