Miftahul Jannah; Ade Aulia Siahaan; Linda Purwanti; Indah Selviana; Rio Jenita Sipayung. Training on the Utilization of Tomato Fruit Extraction As a Natural Antioxidant Cosmetic Product in Lau Baleng Village, Kabanjahe District. JCoS 2024, 1, 18-26.