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Nutrition & feeding

Know exactly what, and how much, to feed your cat

Portions from published veterinary formulas, a 268-item safety checker that works with no signal, a food switch that never lets a cat go hungry, and home-cooked recipes built the way an obligate carnivore eats.

Four tools

Cat feeding, solved properly

Not a generic chart. Your cat, your food, your numbers.

Daily feeding guide

How many calories your cat needs, then how many grams, cups, or cans and pouches of your food that is.

  • RER = 70 × kg0.75, then life-stage, neuter and activity factors (NRC 2006, WSAVA 2011)
  • A body condition score outranks the breed range: calories follow the ideal weight, not the current one
  • Treats always count: up to 10 % comes out of the day first (WSAVA/AAHA)
  • Dry food in grams and quarter-cups; wet food in quarter-cans or pouches, from your label
Learn more

Is it safe for my cat?

268 foods, plants, household products and human medicines, led by the ASPCA Animal Poison Control lists, each with a verdict, the reason, and how to serve it if it is fine.

  • Works offline: no signal needed in the moment it matters
  • Finds things by their everyday and brand names, not just the textbook term
  • A missing item is never read as a yes
  • ASPCA Poison Control one tap away on a toxic result
Learn more

Switching food

A 7-day schedule (10 days for a sensitive cat) with the old/new mix for each day, and a daily check-in that watches the two things that go wrong: an upset stomach, and a cat that stops eating.

  • Day-by-day mix: 25, 50, 75, then 100 % new food
  • Check in each day: normal, soft, loose, vomited or barely ate
  • Barely ate? Back to the old food that day; a cat is never starved onto a new food
  • A day of barely eating is a call to the vet (fatty liver risk)

Home-cooked recipes

A five-step calculator that writes a meat-based recipe in grams for your cat’s calories, then checks it against the AAFCO cat nutrient profiles.

  • Meat, poultry, heart or egg as the base: 95 % meat and 5 % small extras by default
  • Taurine powder always added; calcium from eggshell, or bone meal when the meat runs short of phosphorus
  • A complete vitamin-mineral supplement made for balancing home-cooked food is required, not optional
  • Portioned from the same calorie math, with treats counted first

Under the hood

The feeding guide: fixed formulas, cited on screen

The numbers are code, not a chatbot

Every calorie, gram, cup and can is worked out by fixed formulas from published veterinary sources, and the working is shown line by line. No AI is involved in the arithmetic, the safety verdicts or the recipe check.

Treats always count. Whatever the daily total is (the formula, a weight plan or your vet’s own number), it is your cat’s whole day: the treat allowance, 10 % unless you lower it, comes out first and the food portion uses what is left.

Resting energy

70 × kg0.75 kcal/dayNRC 2006 · WSAVA 2011

Maintenance factors

Neutered adult 1.2 · intact adult 1.4 · senior (over 10) 1.2 · growing kitten 2.5WSAVA 2011 · Merck Veterinary Manual · AAHA 2021

Feed to ideal weight

Body condition outranks the breed range. Weight loss runs at 0.8 × the resting need of the target weight, and a cat must eat every dayWSAVA 2011 · AAHA 2014

Activity and breed

Sedentary capped at 1.0, very active +0.4. Easy-gaining breeds capped at 1.1; lean oriental and rex breeds +0.2 until three logged days of play measure the real levelWSAVA obese-prone range 1.0–1.2 · AAFP

Know before they nibble

The safety checker: how it answers

An explainer, not a list. The answers live in the app, where they work offline. For the method, read the free cat food safety guide.

Type a food, plant, product or medicine and the checker answers in plain words that fit the thing you typed. A food is Do not feed, Caution or Safe as a treat. A plant or household product is Toxic or Non-toxic. A medicine is Never without a vet or Vet dose only. Every answer gives the reason, the source, and how to serve it or what to do.

If something is not in the list, the app says so: “If it’s not here, we haven’t checked it. That is not a yes.” And on any toxic result, the ASPCA Animal Poison Control number is one tap away.

The cat dangers people do not expect come first. Every part of a true lily or a daylily, even the pollen and the vase water, can cause kidney failure. Flea products made for dogs contain permethrin, which can kill a cat. A single acetaminophen tablet can be fatal. Onion and garlic damage a cat’s red blood cells, cooked or raw.

Already eaten or touched something? Call for advice now.

Your own vet first, or ASPCA Animal Poison Control on (888) 426-4435 — 24/7, a consultation fee may apply. Do not wait for symptoms, and never try to make a cat vomit at home: hydrogen peroxide and salt can badly injure cats. Only a vet can do that safely.

The safety checker with a lily searched and an emergency verdict
A true lily: an emergency
The safety checker after a search for tuna, with its Caution verdict
Caution, and why
Grapes in the safety checker: Do not feed, with the poison-control line
Do not feed, with the number to call
A safe result with how to serve it
Safe, and how to serve it

Sources: ASPCA Animal Poison Control Center (cat lists) · Merck Veterinary Manual · Cornell Feline Health Center

The recipe calculator

Home-cooked cat food, built for an obligate carnivore

Cats need nutrients only animal foods supply, such as taurine and preformed vitamin A, so the recipe is meat first. Five steps, one card each.

1 · Your cat

Weight, life stage, neuter status, activity and the goal: keep weight or lose it. Treats (0 to 10 % of the day) and meals a day sit under More options. For a kitten the app asks you to use a recipe from a board-certified veterinary nutritionist instead.

2 · Daily calories

The working, line by line: the resting need, times the factor for your cat, minus the treat allowance. Have a number from your vet? Type it in; the treat share still comes out of it.

3 · Ingredients

Meat, poultry, heart or egg (at least one), cooked fish as an occasional part of the meat, liver at about 5 % if you like, and an optional small cooked vegetable or starch.

4 · Your mix

Two linked sliders, meat and small extras, that always add up to 100 %: 95 / 5 by default. Extras stop at 15 % of the weight, and the check flags them if they pass 10 % of the calories.

5 · Balancers and batch

The fat (chicken fat for arachidonic acid, or a fish oil for omega-3), eggshell or bone meal for calcium, how many days the batch lasts, and the label dose of your vitamin-mineral supplement. Taurine is always added.

The result, checked

Every ingredient in grams and grams per meal, checked against the AAFCO cat profiles for protein, fat, calcium, phosphorus, the Ca:P ratio and taurine, with flags for too much liver, too many extras, fish as the only protein, or a missing supplement.

Before you cook

Cornell Feline Health Center recommends a complete commercial food unless your vet advises a home recipe, and the app says so before you start. Have any home recipe checked by a board-certified veterinary nutritionist.

Every recipe needs calcium, taurine and a complete vitamin-mineral supplement made for balancing home-cooked cat food. Toppers made for commercial food, and human or dog products, do not balance a home recipe. Cook everything: no raw meat or fish, no bones, no seasoning, onion or garlic. And never let a cat go a day without eating.

Sources: AAFCO Cat Food Nutrient Profiles · NRC 2006 · USDA FoodData Central · Cornell Feline Health Center · Tufts Cummings School · Spitze et al. 2003 (taurine in cooked meat)

In the app

What it looks like

The daily feeding guide showing the daily calories and grams per meal on a vet weight-loss plan
Calories and grams per meal
A home-cooked recipe for this cat with the AAFCO cat profile check
A recipe in grams, checked

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