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๐Ÿฉบ Based on veterinary formulas ยท Free

The right numbers for your pet,
in 30 seconds

Dog & cat age, food portions, vaccines, and more โ€” no sign-up, no install.

๐Ÿ”ฅ Chocolate toxicity ๐Ÿ”ฅ Food portion ๐Ÿ”ฅ Dog age
ALL CALCULATORS
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Dog Age Calculator
Dog years to human years, by breed size
Calculate โ†’
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Cat Age Calculator
Your cat's real age in human years
Calculate โ†’
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Dog Food Calculator
Daily food portion by weight (RER/DER)
Calculate โ†’
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Cat Food Calculator
Daily portion using the RER/DER formula
Calculate โ†’
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Puppy Vaccination Schedule
Enter birthday, get vaccine dates
Calculate โ†’
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Kitten Vaccination Schedule
FVRCP, leukemia & rabies dates
Calculate โ†’
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Chocolate Toxicity
Is it an emergency? Check by amount
Check โ†’
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Cat Toxic Food Checker
Lilies, onion & more โ€” risk level
Check โ†’
๐Ÿ’ง
Daily Water Intake
Healthy range & warning signs
Calculate โ†’
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Pregnancy Due Date
Expected due date from mating
Calculate โ†’
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The feeding guide on the bag might be wrong for your pet

Two pets of the same weight can need 30% different calories depending on age and spay/neuter status. Mongnyang Lab uses the RER/DER formulas vets actually use.