Pooch & Mutt Salmon Oil is a vet recommended rich, natural source of Omega 3 (DHA & EPA), Omega 6 and Omega 9, offering the correct ratio of Omega 3 to 6. Omega fatty acids cannot be made by the body, so it's essential that your pet consumes them as part of their diet. The functions of DHA and EPA include: - Skin and coat quality - Heart health - Immune response - Brain function - Joint function/mobility Made with sustainably sourced, Scottish salmon reared for human consumption in sea lochs under natural and environmentally compatible conditions.