Although the active domain of GPx5 lacks selenocysteine, it retains antioxidant properties [18]
Explored as a possible aid for recovery and lean-mass preservation in frail or catabolic populations, though a Merck-sponsored Phase 2b trial in elderly hip-fracture patients (Adunsky et al., 2011, Archives of Gerontology and Geriatrics, PMID 21067829) was halted early over a cardiac safety signal rather than demonstrating a clear functional benefit
Most evidence comes from laboratory, animal, and early clinical studies
A New Frontier in Veterinary Regenerative Medicine Chronic joint pain, arthritis, ligament injuries, and delayed healing are common challenges in aging dogs and active animals
Vitamin D is crucial for maintaining healthy bones and teeth, supporting the immune system, brain, and nervous system, and regulating insulin levels