At Royal Canin, we believe the secret to providing cats and dogs with the best nutrition lies not in any passing fad, but in well-researched scientific fact. That’s why we always use a purely scientific approach to create diets designed to cater to the specific needs of pets of all shapes, sizes, ages, lifestyles and breeds.

From the time they’re born until they’re well into their golden years, dogs’ nutritional needs are constantly changing, and we believe their food should, too. That’s why we offer a full line of products designed for dogs at every life stage. 

From the time they’re kittens until they’re mature, cats’ nutritional needs are constantly changing, and we believe their food should, too. Your cat’s health matters, and that’s why we offer a full line of nutrition designed for every life stage. 

ROYAL CANIN® PROFESSIONAL products are specifically formulated to meet the needs of the breeding kennel and cattery.  Our innovative science-based solutions are the result of our 40-year collaboration and partnership with breeders across the globe.

As a company that was founded by a veterinarian, Royal Canin is committed to investing in the veterinary community.

Royal Canin is a global leader in pet health nutrition. In an industry that continues to adapt to popular trends in cat and dog food, our mission will remain the same; to constantly bring, through Health Nutrition and shared knowledge, the most precise nutritional solution for cats’ and dogs’ health nutrition needs, by building on constantly deepened scientific knowledge and Royal Canin’s roots in the feline and canine professional networks. 

PROFESSIONAL Maxi Adult

Targeted Health Nutrition for Adult Dogs

ROYAL CANIN® PROFESSIONAL Maxi Adult™ is formulated with precise nutrients to support the large breed dog in the breeding kennel. 

This formula is specifically designed to meet the ongoing health nutrition needs of large breed dogs into maturity.

HIGH DIGESTIBILITY

HIGH DIGESTIBILITY

Helps promote good digestibility with an exclusive formula including very high quality protein and a balanced supply of dietary fiber.


    BONE & JOINT HEALTH
BONE & JOINT HEALTH

Helps support large breed dogs’ healthy bones and joints which can be placed under stress by body weight.


    HIGH PALATABILITY
HIGH PALATABILITY

Satisfies the appetite of large breed dogs with carefully selected aromas.


    OMEGA 3: EPA-DHA
OMEGA 3: EPA-DHA

Enriched formula with Omega 3 fatty acids (EPA-DHA) to help maintain healthy skin.

Dry food
Packaging size: 36.0 lb
PROFESSIONAL Maxi Adult

Feeding Guide

Suggested Feeding
Portions
Moderate Energy Needs
High Energy Needs
Weight of Dog

cups / day

cups / day

55 lb
(25 kg)
3+3/4
(350 g)
5+1/8
(490 g)
57 lb
(26 kg)
3+3/4
(360 g)
5+3/8
(504 g)
60 lb
(27 kg)
3+7/8
(370 g)
5+1/2
(519 g)
62 lb
(28 kg)
4
(381 g)
5+5/8
(533 g)
64 lb
(29 kg)
4+1/8
(391 g)
5+3/4
(547 g)
66 lb
(30 kg)
4+1/4
(401 g)
5+7/8
(561 g)
68 lb
(31 kg)
4+3/8
(411 g)
6+1/8
(575 g)
71 lb
(32 kg)
4+1/2
(421 g)
6+1/4
(589 g)
73 lb
(33 kg)
4+1/2
(431 g)
6+3/8
(603 g)
75 lb
(34 kg)
4+5/8
(440 g)
6+1/2
(616 g)
77 lb
(35 kg)
4+3/4
(450 g)
6+5/8
(630 g)
79 lb
(36 kg)
4+7/8
(460 g)
6+3/4
(643 g)
82 lb
(37 kg)
5
(469 g)
6+7/8
(657 g)
86 lb
(39 kg)
5+1/8
(488 g)
7+1/4
(683 g)
90 lb
(41 kg)
5+3/8
(507 g)
7+1/2
(709 g)
95 lb
(43 kg)
5+1/2
(525 g)
7+3/4
(735 g)
99 lb
(45 kg)
5+3/4
(543 g)
8
(761 g)
Ingredients
Chicken by-product meal, brewers rice, wheat, brown rice, chicken fat, corn gluten meal, natural flavors, dried beet pulp, fish oil, grain distillers dried yeast, calcium carbonate, salt, potassium chloride, sodium silico aluminate, monocalcium phosphate, choline chloride, L-lysine, taurine, glucosamine hydrochloride, vitamins [DL-alpha tocopherol acetate (source of vitamin E), L-ascorbyl-2-polyphosphate (source of vitamin C), biotin, D-calcium pantothenate, vitamin A acetate, niacin supplement, pyridoxine hydrochloride (vitamin B6), thiamine mononitrate (vitamin B1), vitamin B12 supplement, riboflavin supplement (vitamin B2), folic acid, vitamin D3 supplement], trace minerals (zinc proteinate, zinc oxide, ferrous sulfate, manganese proteinate, manganous oxide, copper sulfate, calcium iodate, sodium selenite, copper proteinate), chondroitin sulfate, rosemary extract, preserved with natural mixed tocopherols and citric acid.

100% Complete and Balanced Nutrition

PROFESSIONAL MAXI ADULT Size Health Nutrition is formulated to meet the nutritional leels established by the AAFCO (Association of American Feed Control Officials) Dog Food Nutrient Profiles for maintenance.

Calorie Content

This diet contains 3762 kilocalories of metabolizable energy (ME) per kilogram or 357 kilocalories ME per cup on an as fed basis (calculated).

1 cup = 8 fluid ounces = 95 grams.
Analysis table Amount
Crude Protein (% min.) 24.0
Crude Fat (% min.) 15.0
Crude Fiber (% max.) 3.2
Moisture (% max.) 10.0
EPA (Eicosapentaenoic Acid) (% min.) 0.25
DHA (Docosahexaenoic Acid) (% min.) 0.1