February 2026 in “Animals” In this study, supplementing low-protein diets with 0.75% methionine maintained growth performance, improved fur quality, enhanced nutrient utilization, and supported intestinal microbiota balance in blue foxes, with significant results on several biochemical parameters and nutrient digestibility observed.
January 2005 in “Jukuri (Natural Resources Institute Finland (Luke))” This study found that lower dietary protein with supplemented methionine allowed blue foxes to grow normally and produce high-quality pelts while reducing feed costs and environmental phosphorus and nitrogen loads.
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September 2012 in “Journal of animal physiology and animal nutrition” This study demonstrated that mink hair growth and pelt quality significantly depend on dietary protein levels and DL-methionine supplementation during the growing-furring period.
January 2014 in “Dongwu yingyang xuebao” The study concluded that a dietary vitamin A level of 10,000 IU/kg optimally supports growth performance, fur quality, and antioxidant function in growing Rex rabbits.
July 2024 in “DOAJ (DOAJ: Directory of Open Access Journals)” This article reviews the effects of vitamins, including A, C, D, E, and B, on animal fur, highlighting their roles in promoting healthy skin and fur condition by regulating cell renewal, metabolism, and collagen synthesis.