Classically, chemical reactions encompass changes that only involve the positions of electrons in the forming and breaking of chemical bonds between atoms, with no change to the nuclei (no change to the elements present), and can often be described by a chemical equation.
Omega-3 Fatty Acids. A diet rich in PUFAs should include plenty of omega-3 fatty acids. This type of PUFA is found in cold-water fish, such as salmon, tuna, mackerel and herring.
Weruva uses mostly xanthum gum and tapioca, but they use guar gum in the Kobe and Kurobota line and the Marbella Paella dog food made by Weruva contains both guar gum and carrageenan. Weruva, Cats In the Kitchen, and BFF are all the same company. About half the BFF canned cat foods contain carrageenan.