Great Dane Nutrition Guide
Updated 2026-05-08 · Vet-reviewed breed-specific guidance
Daily calories (avg)
2264 kcal
Protein target
23%
Fat target
12%
Activity level
moderate
Quick facts
- Size: giant
- Adult weight: 110–180 lbs
- Lifespan: 7–10 years
- Activity: moderate
Best foods for Great Danes
- Large-breed formulated food
- Lean meats
- Brown rice
Foods to avoid for Great Danes
- Over-supplementing calcium
- 1 large daily meal
Diet considerations & watch-outs
- Slow growth crucial — large-breed puppy food
- Bloat #1 risk
- Joint support
Common health concerns
- Bloat (GDV)
- Hip dysplasia
- Heart disease
How we calculate calories
We use the standard veterinary RER (Resting Energy Requirement) formula: 70 × (weight in kg)^0.75, multiplied by an activity factor. For a 145-lb Great Dane at moderate activity, that's approximately 2264 kcal per day. Puppies need 2x maintenance; seniors typically 0.8x.