Ground beef already formed into patties or separated into smaller quantities take less time and defrost quicker. For instance, 1/2-inch (1.25-cm) ground beef patties that were frozen separately usually take about 10 hours to defrost.
Gelatin is a protein substance used to thicken liquids. It does not have a color, smell, or taste. It comes from boiling animal tissues such as beef bones, cartilage, tendons, and pig skin. Gelatin is used in many kinds of food products and drug and supplement products.
Gelatin is no different. Since gelatin is an animal product, then it's important to get the good stuff. Animals that are stuck in dirty spaces, eating unnatural-for-them food, and pumped with antibiotics will not provide a good source of gelatin. What you want is gelatin from grass-fed cows.