Exploring the Potential of Betung Bamboo Charcoal (Dendrocalamus Asper) as a Mask for Acne-Prone Facial Skin Care. Oshada [Internet]. 2024 Dec. 31 [cited 2025 Nov. 30];1(6):82-90. Available from: https://ejournal-nawalaedu.com/index.php/O/article/view/890