The digestive system of kittens is very sensibleIf we do something wrong, they can immediately appear constipation or, on the contrary, DiarrheaWhile it is relatively easy to help a constipated feline by soaking a cotton swab in warm water and then in oil before wiping it on the genital area, when diarrhea is present you must be much more carefulDiarrhea is not always serious, but don't ignore it.
If you wonder why does my kitty have diarrheaBelow you'll find common causes, warning signs, what to do at home, and when to see a vet to get your baby healthy again.

Kittens 1 month or younger
At this age, children should be fed exclusively with kitten milk. Never They should be given cow's or goat's milk, as it can cause Diarrhea and intolerances. Any milk change after weaning (for example, switching from breast milk to bottle feeding) can alter bowel movements and cause loose stools.
To do? So that everything goes well, offer the bottle every 3 hours at about 37ºC, maintain your body temperature with a thermal bottle and blankets, and stimulate it to eliminate passing a gauze or wet wipe over your genital area and making gentle massages on the abdomen clockwise. Check for signs of dehydration (dry gums, apathy) because they can progress quickly at this stage.
If the kitten is calm, not cold, eating and sleeping well, there is no reason to be alarmed. But if you see it restless or depressed, does not eat or vomits, go to urgently to the vetIn newborns, the loss of fluids and electrolytes can be critical.

Kittens from 1 to 12 months
At this stage the Solid food. From the month onwards it is advisable to offer quality wet food for kittens (no by-products or grains) or a well-formulated natural diet. Make the transition gradually for 7-10 days to prevent diarrhea due to a sudden change. From approximately 4-6 weeks, you can reduce kitten milk, keeping it in a small dish until weaning is complete.
From 2 months onwards, if diarrhea appears it may be due to Diet transition, but also to parasites, infections or intolerances. If you observe apathy, loss of appetite, little growth or blood in the stool, go to the doctor immediately veterinarianIt is key to keep vaccinations and deworming (or stool tests) to prevent processes that can be serious in kittens.
Common causes of diarrhea in cats
The causes are varied and range from the simplest to those requiring specific treatment. The most common include: sudden change of diet, allergies or intolerances, parasites (worms, giardia), infections bacterial or viral, Stress due to changes in the environment, excessive intake or inadequate food, toxins or certain drugs (such as antibiotics). They may also intervene inflammatory bowel disease, irritable bowel syndrome, pancreatitis, problems of thyroid, liver o pancreas, tumors y strange bodies that partially obstruct. Even indoor cats can be affected by parasites if there is indirect exposure.
A practical aspect: diarrhea small intestine is usually from high volume and low frequency, with possible weight loss; that of large intestine tends to be of small volume and high frequency, with effort, mucus and sometimes fresh bloodThis information guides the veterinarian as to the origin.
Warning signs and when to go to the vet
Although many episodes are mild and self-limiting, seek help if diarrhea lasts more than 24 hours or if any of these signs appear: apathy, fever, vomiting repeated, blood or mucus in stool, pain when defecating, pale gums, dehydration, pérdida peso or very profuse diarrhea. In kittens, older kittens, or immunosuppressed kittens, consult first.
Intensity can guide you: mild (few loose stools), moderate (several, but less than 10 in one day) and reaction (more than 10, very watery). Wear a record aids diagnosis: duration, frequency, color, presence of blood or mucus, consistency, volume, effort, appetite, vomiting and date of last deworming.
Veterinary diagnosis
The veterinarian will assess the general condition and may request stool analysis (parasitological, bacteriological, viral), blood and urineIf the condition is chronic or severe, it may be required ultrasound, radiographs, endoscopy o biopsies. In suspected allergy or intolerance, a elimination diet supervised.
Treatments and diet that usually help
The treatment depends on the cause: antiparasitic if there are worms or protozoa; antibiotics in bacterial infections; surgery if there is obstruction; and specific management in metabolic or inflammatory diseases. As support, fluid therapy (in dehydration), antiemetics, gastric protectors and, if necessary, assisted nutrition.
In mild cases, a highly digestible soft diet and small, frequent meals for 24-48 hours, always under professional supervision. Diets are helpful with limited proteins and highly digestible, and the hypoallergenic formulas hydrolyzed proteins when hypersensitivity is suspected. prebiotics and probiotics help rebalance the microbiota. In cats with chronic diarrhea, the contribution of cobalamin (vitamin B12) may be beneficial if there is a deficit.
reinforces the hydration with fresh water accessible at all times and, if recommended by your veterinarian, electrolyte supplements. Avoid fatty or seasoned homemade food, dairy y human remedies without veterinary advice. If a medication has triggered diarrhea, consult about alternatives and the use of supportive probiotics.
Prevention at home
To minimize risks, perform gradual food transitions, do not change feed frequently, avoid ingesting toxic foods (chocolate, garlic, onion, avocado, raw eggs), keep clean feeder, waterer, litter box and toys, offers fresh water always and reduces the environmental stress with stable routines and enrichment. Complete the plan with regular deworming or periodic stool analysis and veterinary check-ups with the Vaccines recommended.
El stool color It's orienting. Yellow/greenish suggests rapid transit; tarry black indicates digested blood and requires attention; bright red usually comes from the colon; cream/beige can be related to insufficient bile, and grayish with certain digestive disorders. If in doubt, always consult. With observation, a proper diet, and veterinary support, most kittens recover quickly and without after-effects.
