Dietary supplement with glucosamine, chondroitin, collagen hydrolysate ( Fortigel® ), vitamin C, vitamin B2 and manganese. Glucosamine-chondroitin-plus drink powder specifically supplements the daily diet with vitamin C and manganese, which are important for cartilage formation, mobility and resilience of the joints, especially of the knee and hip. Vitamin C contributes to normal collagen formation, which is necessary for the healthy function of cartilage and bones. Manganese also contributes to the maintenance of healthy bones and to the formation of connective tissue. Also recommended for athletes after the season.Glucosamine and chondroitin are essential components of cartilage substance and cartilage tissue.Collagen hydrolysate is of particular importance for joint function, as articular cartilage consists of approximately 70 percent collagen. Collagen hydrolysate ( Fortigel® ) is particularly well absorbed by the body.Vitamin C contributes to normal collagen formation, which is necessary for the healthy function of cartilage and bones.Manganese contributes to the maintenance of normal bones and to the normal formation of connective tissue.