Dietary supplementation with gac (Momordica cochinchinensis) aril powder and oil enhances coloration, hemato-biochemical parameters, and immunity-related gene expression in ornamental goldfish. - Khieokhajonkhet, Anurak; Noitang, Wirasinee; Aeksiri, Niran; Muangmai, Narongrit; Ratanasut, Kumrop; Inyawilert, Wilasinee; Wuthijaree, Kunlayaphat; Tatsapong, Pattaraporn (Veterinary World, 2026)