Protein Essentials Canine and Feline Gelatin Supplement is an important nutritional aid in providing a healthy and quality life for your pet. Gelatin supports and strengthens your pet's joints, ligaments, bones and cartilage. It also helps in maintaining your pet's healthy skin and coat. In addition, it will help improve your dog or cat's digestive system. Our Gelatin comes from pasture raised cattle and is Gluten and Dairy Free. A 1lb bag will last the average 50 lb dog one month. After 3 weeks you should see a positive difference in your pet's activity level. Give it a try, your pet will thank you.