I think for adult dogs Royal Canin Maxi 
 
 Royal Canin Maxi Adult is a food for dogs from 26 to 44 kg, from 15 months to 5 years; that will help your pet maintain the ideal weight and an optimal state of health, covering the specific needs of your large dog. 
 Dogs of large breeds like yours must follow special guidelines in their diet because they suffer the effects of early aging, such as joint sensitivity, heart problems and digestive disorders. 
 For this, this Royal Canin dog food includes the following active ingredients: 
 Highly digestible ingredients that ensure a maximum supply of nutrients. 
 A moderate contribution in fermentable fibers that nourish the bacterial flora. 
 A contribution in non-fermentable fibers that improve transit. 
 Chondroitin, glucosamine and omega 3 series fatty acids that contribute to the maintenance of joint health. 
 Taurine that favors the proper functioning of the heart. 
 The sodium polyphosphate that limits the formation of tartar. 
 In addition, this food for large dogs, presented in the form of kibbles, will satisfy your pet's appetite thanks to its careful selection of natural aromas. 
 This large breed dog food provides your pet with a specific nutritional solution that minimizes the effects of premature aging: 
 It favors the good functioning of the heart. Taurine stimulates cardiac contraction. 
 Maintains joint health. For the contribution of chondroitin, glucosamine and Omega 3 fatty acids. 
 Nourishes the bacterial flora. With its moderate dose of fermentable fibers. 
 Limits tartar formation. Sodium polyphosphate works by chelating salivary calcium. 
 
 ADVANTAGE: 
 Digestion care thanks to its highly digestible ingredients (dehydrated poultry, corn gluten, dehydrated egg) that ensure a maximum supply of nutrients. 
 Maintenance of bacterial flora and reduction of flatulence. A moderate contribution in fermentable fibers allows to limit the fermentative activity and to nourish the bacterial flora. 
 Improvement of intestinal transit. A contribution in non-fermentable fibers allows to improve the transit and the consistency of the faeces. 
 Joint health. The contribution of chondroitin, glucosamine and omega 3 series fatty acids (EPA / DHA) contributes to the maintenance of joint health. 
 Cardiac health. It favors the good functioning of the heart thanks to the incorporation of taurine, which stimulates cardiac contraction. 
 Dental health. Sodium polyphosphate, present on the surface of the kibble, acts by chelating salivary calcium and limiting the formation of tartar. 
 It is a highly palatable dog food. You will love its flavor with natural aromas and textures designed for its size. 
 
 USE AND SPECIFICATIONS: 
 Food for adult dogs of large breeds between 26 and 44 kg with an age of 15 months to 5 years. 
 
 Nutritional description: 
 Ingredients: dehydrated poultry protein, corn, cornmeal, animal fats, wheat, rice, corn gluten, animal protein hydrolyzate, beet pulp, fish oil, soybean oil, minerals, yeast, crustacean hydrolyzate (source glucosamine), hydrolyzed cartilage (source of chondroitin). 
 Additives (per kg): Nutritional additives: Vitamin A: 15,500 IU, Vitamin D3: 1,000 IU, E1 (Iron): 43 mg, E2 (Iodine): 4.3 mg, E4 (Copper): 13 mg, E5 (Manganese ): 56 mg, E6 (Zinc): 168 mg, E8 (Selenium): 0.08 mg - Technological additives: Clinoptilolite of sedimentary origin: 5 g - Preservatives - Antioxidants. 
 Analytical components: Crude protein (26%) - Crude oils and fats (17%) - Crude ash (6.6%) - Crude fibers (1.3%) - Per kg: Omega 3 fatty acids: 7.8 g including EPA and DHA: 4 g. 
 
 Dosage: 
 Weight Normal Overweight Slim 
 26 kg 310 g 345 g 380 g 
 30 kg 345 g 385 g 425 g 
 35 kg 390 g 430 g 475 g 
 40 kg 425 g 475 g 520 g 
 45 kg 465 g 515 g 570 g 
 This dosage is always indicative, and must be adjusted according to the specific needs of each animal. 
 Format: 
 Pack sizes of 4, 10 and 15 kg. 
 
 Royal Canin Maxi Adult, a healthy growth for your adult dog.