Copyright Nakawa´s Ridgebacks 0722943227 Made with Xara Web Designer, Webmaster: Jarmila Nahalkova Supplements Alfalfa powder is excellent and cheap natural source of vitamins and chlorophyll. Sea kelp  powder such as from Ascophyllium nodosum contains minerals; it is excellent as a natural  pigment enhancer and has a positive effect on dog teeth (like Plaque off). Vitamin C is important  antioxidant, which should be served in the form of salt, e.g. calcium ascorbate. It does not acidify  stomach content as ascorbic acid. Joint nutrients, such as glucosamine, chondroitine and MSM  (e.g. Glucovett) should be fed in moderate maintenance doses during the whole dog lives. Oils are are added to keep healthy heart and vascular system. Suitable are different type of fish  (salmon oil, cod fish and cod fish liver oil) and plant oils (flax seed oil, avocado oil, walnut oil,  sunflower oil etc…) rich in omega-3 and omega-6 fatty acids.  They should be added in daily  dose 3 large spoons for adult dog.  Exception is cod fish liver oil, which is very rich in fat-soluble  vitamins A, D, E and can be overdosed. This oil should be limited to one tea spoon per day.