Not bad. 100 cod gelatin has a very high nutritional value, and it looks obviously bigger. Cod gelatin and gum are ok, with a refreshing taste and high cost performance. Cod gum, as its name implies, is the jelly made from the dried swim bladder of cod. Because of its fresh and tender taste, rich nutrition and high cost performance, it has become one of the favorite varieties of jelly in recent years. However, there are three or six grades of cod gum, and the price of cod gum will vary greatly due to the different origin and size.