Food, Water & Nutrition Calculators

How much to feed, calories, bland diets, pumpkin, fish oil and water. Each calculator shows its formula and its sources.

How much to feed your dog a day in cups and grams, from calories and your food’s label.

How much wet and dry food to feed your cat a day, from calories and the label.

How much to feed a puppy a day by age and weight, using the NRC growth formula.

How much boiled chicken and rice to feed a dog with an upset stomach, by weight.

How much plain canned pumpkin to give a dog, checked against the 10% calorie rule.

EPA + DHA for your dog by weight: a starting amount, the vet maximum and capsules.

How many cups are in a bag of dog food, how long it lasts and the cost per month.

Daily calories for your dog: RER and maintenance needs, plus a weight-loss target.

How much water a dog should drink a day by weight, and when it is too much.

Daily calories for your cat: resting energy, maintenance needs and a weight-loss target.

How much water a cat needs a day, how much its wet food already supplies, and when it is too much.

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