Trec Nutrition Endurance Collagen 4 Runners is a dietary supplement containing collagen hydrolysate and hyaluronic acid, designed for runners and athletes who experience heavy strain on their joints. It contains collagen hydrolysate and hyaluronic acid, which support joint health, flexibility, and recovery. This supplement supports healthy hair, skin, and nails, benefiting overall wellness. The recommended daily dose is 4 capsules, delivering essential nutrients to strengthen connective tissues and enhance joint comfort during intense physical activity. A study in The Journal of Sports Science & Medicine confirmed that collagen supplements improve joint function and reduce exercise-related discomfort. The role of collagen in enhancing skin elasticity and hydration is highlighted in a study by Dermatology Research and practise. Benefits: Supports joint health and flexibility for runners. Contains collagen hydrolysate and hyaluronic acid. Promotes healthy hair, skin, and nails. Helps reduce strain from high-impact activities. Recommended for athletes and active individuals. Protect your joints and enhance recovery with Trec Nutrition Endurance Collagen 4 Runners!