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Cats | Nutrition and Feeding

Cats | Nutrition and Feeding

The full content of the "nutrition and feeding" column in the 12-column knowledge tree for cats. Where the original text could not obtain an authoritative figure for a field, it leaves the field blank and states why; this site preserves that as-is and does not fill in numbers on its behalf. The disease column has been published separately as vet/cat-common-diseases and is not duplicated here.

This article is compiled from the cat section of the veterinary encyclopedia. The same symptom calls for different handling in different species, and following another species' approach can be harmful — first confirm which animal you are dealing with.
ItemKey points
Basic positioningAn obligate carnivore: high animal protein, low carbohydrate, with a dietary requirement for taurine / arginine / arachidonic acid / preformed vitamin A / vitamin B12 (see C-1 for details)
Food selection criteriaChoose a complete diet that meets recognized nutritional standards and states clearly which life stages it is suitable for; for nutritional principles see the WSAVA Global Nutrition Guidelines (source text line 305 notes that the WSAVA guidelines cover nutrition) and `Small Animal Clinical Nutrition` (source text line 36)
WaterWet food is the most effective way to increase water intake; several water bowls, wide shallow bowls (so the whiskers do not touch the rim), a flowing water fountain, and water placed away from the food bowl
Feeding methodSmall, frequent meals; use puzzle feeders / hidden food so the cat "works for its food"; in multi-cat homes they must be able to eat separately so you can see who eats how much
Calorie controlEnergy requirements fall after neutering, so intake must be actively reduced; measure with a cup rather than by eye; count treats within the total calories
Weight lossIt must be slow and designed by a veterinarian; rapid weight loss or fasting can trigger hepatic lipidosis

What owners most often get wrong when feeding

MistakeConsequence
Long-term feeding of dog food (or using dog food as a stopgap)Taurine deficiency → dilated cardiomyopathy, retinal degeneration leading to blindness
Feeding only fish / large amounts of raw fishRelative vitamin E deficiency and steatitis; raw fish contains thiaminase → vitamin B1 deficiency with neurological signs; heavy metal accumulation
Giving milkMost adult cats are lactose intolerant → diarrhea
Feeding large amounts of liverVitamin A toxicity → bony proliferation of the cervical vertebrae and joints, with pain
Home-prepared meat diets without a formulationCalcium-to-phosphorus ratio, taurine and vitamins become comprehensively unbalanced (kittens run into trouble fastest)
Raw feedingRisk of Salmonella / Campylobacter / Toxoplasma, which can also be passed to the family through feces; risk of bone perforation or obstruction
Free feeding all day + high-carbohydrate dry foodObesity → diabetes mellitus, arthritis, anesthetic risk
"If it won't eat, just let it go hungry for a few days"Hepatic lipidosis, with overweight cats at the highest risk
Giving human food (allium species, chocolate, grapes and raisins, alcohol, raw dough, xylitol, caffeine-containing items)See column 10
Switching food without a transitionFood refusal, diarrhea; cats are extremely conservative about dietary change, so change food slowly

The content above is transcribed cell by cell from the encyclopedia chapter text, without rewriting or condensing; treatment direction is given by category only, with no drug names or dosages, and medication must be prescribed by a veterinarian.


Limits of this content

The content of this article comes from the cat section of the veterinary encyclopedia (see the evidence chain for the original location and content hash). The sources listed at the end are the authoritative references cited by that chapter; the correspondence is at the chapter level. This content is for educational purposes and cannot replace diagnosis and prescriptions from a practicing veterinarian; seek veterinary care immediately in an emergency. This text has not been clinically reviewed by a named veterinarian.

Reading map; items appear in article order: Item; Basic positioning; Food selection criteria; Water; Feeding method; Calorie control
From the article text; read alongside the full article.

FAQ

What should I note about the basic positioning of cats?
An obligate carnivore: high animal protein, low carbohydrate, with a dietary requirement for taurine / arginine / arachidonic acid / preformed vitamin A / vitamin B12 (see C-1 for details). The actual judgement still rests with a veterinarian on a case-by-case basis, and this article gives no drug names or dosages.
What should I note about food selection criteria for cats?
Choose a complete diet that meets recognized nutritional standards and states clearly which life stages it is suitable for; for nutritional principles see the WSAVA Global Nutrition Guidelines (source text line 305 notes that the WSAVA guidelines cover nutrition) and `Small Animal Clinical Nutrition` (source text line 36). The actual judgement still rests with a veterinarian on a case-by-case basis, and this article gives no drug names or dosages.
What should I note about water for cats?
Wet food is the most effective way to increase water intake; several water bowls, wide shallow bowls (so the whiskers do not touch the rim), a flowing water fountain, and water placed away from the food bowl. The actual judgement still rests with a veterinarian on a case-by-case basis, and this article gives no drug names or dosages.

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Cite this article

Jane・《Cats | Nutrition and Feeding》・IDAEO 知識庫・2026-08-13・https://km.idaeo.ai/post/vet/cat-nutrition

Updated 2026-08-15

更新 2026-08-15T15:41:02.273Z · server-rendered · four-language · IDAEO 知識庫