Formulation and Evaluation of an Anti-Acne Herbal Gel Using Ginkgo Biloba, Turmeric Extract, Bergamot Oil, and Vitamin E Oil. IJPDD [Internet]. 2025 May 7 [cited 2025 Jul. 2];2(5):30-7. Available from: https://ijpdd.org/index.php/files/article/view/269