If you make your own stock, most likely you are doing chicken stock, and maybe beef broth. I don't know too many people who make fish stock on a regular basis. But fish stock is delicious and it is so good for you; it's full of vitamins and minerals. Fish stock is especially high in iodine, which many of us are lacking in our diets. It is recommended to use the fish heads. Iodine is stored in the thyroid gland which is in the fish head.
Flare-Free Food: Chicken Stock. The public is generally unaware of the large amount of research on the beneficial effects of gelatin taken with food. Gelatin acts first and foremost as an aid to digestion and has been used successfully in the treatment of many intestinal disorders, including hyperacidity, colitis and Crohn's disease.
Making (and using) homemade stock is one of the absolute best things you can do to to improve your family's health!... If you haven’t fully embraced stock making yet in your home, do so today! Throw out those soup and stock cans and tetra-packs which are nothing but water, MSG, and BPA anyway – even if organic and make some stocks and soups that will really and truly do the body good.