YANTONO WIDARTO, Winata; IMAM SANTOSO, Rahajoe; RORO SHINTA ARISANTI, Raden; SAYOGO, William; YANSEN SURYADARMA, Antonius. The Effects of Creatine snd Protein Supplements on Cystatin C and Serum Creatinine Levels Among Male Weight Training Enthusiasts Aged 20-35 Years in Surabaya Gymnasiums. International Journal of Health and Pharmaceutical (IJHP), [S. l.], v. 6, n. 1, p. 367–372, 2026. DOI: 10.51601/ijhp.v6i1.568. Disponível em: https://ijhp.net/index.php/IJHP/article/view/568. Acesso em: 20 feb. 2026.