The Hydration Challenge
Even with the best intentions, some cats seem determined to ignore their water bowl. Here are proven strategies to increase water intake.
Water Bowl Tips
- Wide, shallow bowls — cats dislike whisker fatigue from narrow bowls
- Ceramic or stainless steel — some cats dislike the taste of plastic
- Keep it fresh — change water at least daily; twice daily is better
- Multiple locations — place bowls in several spots around your home
- Away from food — cats instinctively prefer water sources separate from their food (in the wild, water near prey may be contaminated)
- Away from litter box — for obvious reasons
Cat Water Fountains
Many cats are attracted to running water:
- Fountains keep water oxygenated and tasting fresh (Robbins et al., 2019)
- The movement catches their attention and stimulates drinking behavior
- Multiple fountain styles exist — experiment to find what your cat prefers
- Clean fountains weekly to prevent biofilm buildup, which can discourage use
Studies show cats drink significantly more water when it's provided in a fountain format compared to a static bowl, likely due to both the movement and the freshness.
Water source preference is individual. Some cats prefer fountains, others prefer running water from a faucet. Observe what your cat is naturally drawn to and replicate that behavior.
Food-Based Strategies
The single most effective method for increasing water intake is through dietary moisture (Buckley et al., 2011):
- Feed wet food — the most impactful intervention for hydration
- Add water to dry food — let it soak briefly to soften and increase moisture content
- Offer bone broth — plain, unsalted chicken broth (no onion or garlic)
- Ice cubes — some cats enjoy playing with and licking ice
Cats fed wet food consume nearly double the daily water compared to dry-food-only cats, making diet the most powerful hydration tool available.
Flavor Tricks
- Add a few drops of tuna water (from canned tuna in water) to the bowl
- Clam juice (unsalted) is another option cats love
- Some cats prefer slightly warm water over cold
- Experimenting with different flavor additions can significantly boost intake
Environmental Factors
According to AAFP (American Association of Feline Practitioners) environmental enrichment guidelines, cat stress and anxiety can suppress drinking behavior:
- Provide multiple water sources in different areas of the home
- Keep water bowls in quiet, low-traffic areas away from food and litter
- In multi-cat homes, ensure each cat has access to at least one water source without competition
- Consider cat's natural preferences — some prefer drinking in their favorite room
Warning Signs of Dehydration
- Dry, tacky gums
- Skin tenting (pinched skin stays up instead of springing back)
- Lethargy and decreased appetite
- Sunken eyes
- Decreased urine output
If you notice these signs, contact your vet immediately. Severe dehydration requires medical treatment and may indicate underlying illness.
Persistent lack of interest in water despite multiple interventions may indicate illness. Chronic kidney disease, diabetes, and hyperthyroidism are all associated with increased thirst — but some cats hide the change. Vet evaluation is warranted.
Sources
- Robbins, S., et al. (2019). Water consumption patterns in domestic cats (Felis catus). Journal of Feline Medicine and Surgery, 21(5), 431-436.
- Buckley, C., et al. (2011). Dietary management of feline lower urinary tract disease. Veterinary Focus, 21(3), 12-19.
- American Association of Feline Practitioners (AAFP). Environmental needs guidelines. Journal of Feline Medicine and Surgery, 2018.
- Ewing, C. A., et al. (2010). The effect of increased water intake on urinary output in healthy neutered female domestic cats. Journal of Feline Medicine and Surgery, 12(2), 99-104.
- Zoran, D. L. (2006). The carnivore connection to nutrition in cats. Journal of the American Veterinary Medical Association, 229(11), 1700-1701.