Four Leaf Rover Collagen for Dogs - Type II Collagen with Chondroitin Sulfate & Growth Factors - from Grass Finished Beef - 30 Day Large Dog SupplyBrand: FOUR LEAF ROVER Features: NATURAL JOINT SUPPORT: Healthy joints are cushioned by cartilage for smooth, pain free movement. Beef collagen provides collagen peptides and amino acids that are essential for cartilage matrix formation. BONE SUPPORT: Give your dog collagen with growth factors and amino acids to support the bone matrix for stable, robust bones. MORE COMPLETE: Beef collagen is rich in Type I and Type II collagen and chondroitin, which