The word gelatin has originated from the Latin term 'gelatus' denoting iced up or firm. This tasteless and odorless substance is prepared by boiling the skin, ligaments, tendons as well as the hides of cows, pigs, donkeys and horses. Besides being a source of food, gelatin is employed in producing capsules for medicines, in addition to manufacturing artificial heart valves, film coatings, and specific mesh to heal wounds. In effect, gelatin is comparable to collagen type 2 that comprises the connecting tissues in our body, counting the cartilage. Cartilage may be defined as a greasy surface which permits free movement of the joints. Theoretically, gelatin facilitates in restructuring cartilage and when you have additional cartilage, it means that you will suffer less from joint pains.
When gelatin is in its extremely fundamental form, this commercially ground edibles substance is bland having a light brown or light yellow hued powder or particles. Gelatin mainly comprises protein in addition to a little amount of water and mineral salts to maintain the balance. It may be noted that gelatin encloses as many as 18 amino acids. Among the 10 indispensible amino acids essential for our wellbeing, gelatin is only short of one - called tryptophan.
Gelatin that is fit for consumption is incredibly resourceful as well as adaptable. Besides the omnipresent Jell-O desserts that are extremely well accepted in domestic kitchens as well as institutional cafeterias across the globe, one may find gelatin in an assortment of food items. Gelatin has several utilities in the processed food industry, including being employed in the form of a thickener, a preservative, a gelling means and also as an emulsifier. In isolation, gelatin may be found in food products like pate, yogurt, marshmallows and sticky candy, salad dressings, aspic, soups as well as canned ham.
Gelatin also has several inedible uses and these comprise manufacture of film in the photographic business. The entertainment industry also uses gelatin to make capsule shots containing paint from paintball guns.
Collagen is extracted from the animal raw materials for commercial production of gelatin by means of a process that entails a few stages of boiling the raw animal materials and soaking them in a potent basic or acidic solution to release or hydrolyze (break down) the protein content. After it is extracted, the protein is dehydrated. Gelatin may be prepared in different forms - sheets, which are called leaf gelatin and/ or pulverized into a powder. It may be noted that gelatin has a prolonged shelf-life, provided the substance is stored at a controlled temperature and is shielded from moisture.
Since gelatin is processed from animal products, it is essential to follow stringent processing rules with a view to make certain that the product has the highest level of purity and is of the most excellent quality. Several tests are conducted on gelatin to ascertain if it contains any pathogens, pollutants or any other adulterations.
Any domestic cook who wishes to make gelatin for utilizing it in aspic or any other culinary purpose may simply do that by boiling fish or animal bones containing collagen and subsequently, filtering and cooling the resultant liquid. After some time, the liquid will condense in solid gelatin form when it is refrigerated.
When gelatin is consumed in any broth or in a boiling, jewel-toned mass decorated with chunks of fruits, it provides a number of dietary advantages. Several people are of the view that gelatin is useful to sustain healthy bones and joints as well as have beautiful hair and nails. Over the ages, gelatin has been held in high esteem in the form of a digestive aid as well as intestinal calmer. Therefore, soups and gravies containing gelatin are very popular and these are served together with delicious dishes.
Gelatin offers us several health benefits and some of them are described briefly below: