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Science-backed cat nutrition

Feed your cat with confidence

Vet-backed calorie targets, AI-powered recommendations, and exact portions — tailored to your cat.

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How it works

Three steps to better nutrition

01

Create a profile

Add your cat's age, weight, breed, and health conditions.

02

Get a calorie target

Exact daily calories using veterinary RER/DER formulas.

03

Pick the right food

Foods scored by nutrition, value, and suitability with exact portions.

Features

Everything you need

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Veterinary Formulas

Uses the NRC-standard formula RER = 70 × (weight in kg)^0.75, then multiplies by a life-stage factor — 2.5× for kittens, 1.2–1.4× for adults, and 0.8× for weight loss. The same approach used by veterinary nutritionists worldwide.

Read the science

The science

Trusted veterinary formulas

Resting Energy (RER)

RER = 70 × (weight in kg)0.75

Base metabolic calories at rest, using the standard veterinary formula.

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Daily Energy (DER)

DER = RER × Life Stage Factor

Adjusted for age, activity, and neuter status. Kittens 2.5x, adults 1.2-1.4x.

Quick Calorie Calculator

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