Diet

Feeding your Spanish Mastiff well

Spain

The Spanish Mastiff needs a balanced, regular diet adapted to giant breeds, without excess energy or mineral deficiencies. The quality of the ration plays a major role during growth, then in maintaining weight and joint comfort in adulthood.

A menu for every age

Needs change over time

  • Puppy : Growth must be slow and controlled, with a diet formulated for a large or very large breed puppy in order to limit excess energy.

  • Adult : The ration must cover maintenance without promoting overweight, ideally in 2 well-spaced daily meals.

  • Senior : A more digestible formula, moderate in calories and supporting the joints helps preserve its mobility and comfort.

Which food?

Kibble, wet food, or home-cooked diet?

A complete premium diet formulated for large or very large dogs generally suits the Spanish Mastiff well. The levels must remain consistent with its age, activity level and body condition, with particular attention to digestibility and osteoarticular support.

Amounts

How much should you give?

Quantities must be adjusted according to the weight, age, neutering, activity and energy density of the chosen food. For a dog of this size, it is preferable to consult with the veterinarian or follow the manufacturer's recommendations rather than apply a standard ration that is too approximate.

WeightDaily amountMeals/day
65 - 83 kg939 - 1266 g2
83 - 102 kg1160 - 1560 g2
102 - 120 kg1380 - 1853 g2

Change

Managing the food transition

Any change in diet must be made gradually over several days in order to limit digestive upsets. A slow transition is particularly important in a giant dog, often more sensitive to sudden changes in ration or feeding schedule.

Hydration

Water: do not overlook it

Clean, fresh water must remain available at all times. In hot weather, after the walk or when feeding dry food, hydration must be monitored particularly closely, without encouraging too rapid an intake just before or just after exertion.

Little extras

Treats, in moderation

Treats should remain occasional and be included in the calculation of the daily ration. In the Spanish Mastiff, it is better to favor simple, low-calorie rewards to avoid a gradual weight gain that is often underestimated.

Good habits

For a top-notch bowl

  • Split the daily ration into at least 2 meals
  • Avoid intense exertion just before and just after meals
  • Weigh the dog regularly and adjust the ration if necessary

Never give

Chocolate, grapes, onion, garlic, avocado, alcohol, xylitol, cooked bones and very fatty foods should be avoided, as they can cause poisoning, severe digestive disorders or worsen the risk of gastric dilatation-volvulus.

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