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Dog Health & Nutrition
Essential Dog Care Calculators
Manage your dog's health, nutrition, and growth with our suite of free, science-based dog tools. From puppy weight predictors to emergency chocolate toxicity checks, we provide the data you need to be a better pet parent.
Puppy to Senior care
Vet-informed formulas
Updated for 2026
Dog Health & Growth Calculators
Dog · Age
Calculate Age
Dog Age Calculator
Convert dog years to human years instantly. Uses size-adjusted formulas to accurately reflect your dog's life stage.
Dog · Growth
Predict Size
Puppy Weight Predictor
Estimate your puppy's adult weight based on current weight and age. Essential for preparing for their adult needs.
Dog · Health
Check Weight
Dog Weight Checker
Use our Body Condition Score (BCS) tool to find out if your dog is at their ideal, healthy weight range.
Dog · Pregnancy
Calculate Due Date
Dog Pregnancy Calculator
Estimate your dog's due date, delivery window, and week-by-week pregnancy milestones from the breeding or ovulation date.
Dog Feeding & Nutrition Tools
Dog · Calories
Calculate Food
Dog Calorie Calculator
Find the exact daily calorie needs for your dog based on their activity, weight goals, and metabolic rate.
Dog · Feeding
Calculate Portions
Dog Feeding Calculator
Calculate how many cups of food your dog needs each day based on their weight, age group, activity level, and food calorie density.
Dog · Safety
Check Food
Can Dogs Eat This?
A searchable database of human foods. Know instantly if a food is safe, toxic, or an occasional treat.
Dog · Emergency
Check Toxicity
Chocolate Toxicity Calculator
Emergency risk assessment if your dog has ingested chocolate. Provides clear guidance based on toxicity levels.
Dog Lifestyle & Breed Tools
Dog · Selection
Start Quiz
Dog Breed Selector Quiz
Find the best dog breed for your lifestyle, home, and family experience level with our 9-step matching quiz.
Puppy Care Resources
Supporting Every Life Stage
From the first week you bring your puppy home to their golden senior years, PetNurture tools are here to help you navigate the complexities of dog ownership. Our tools focus on the three pillars of dog health:
- ● Weight Management: Overweight dogs face a 2-year reduction in lifespan. Our weight and calorie tools help you maintain their ideal body condition.
- ● Nutritional Transparency: Knowing exactly how many calories your dog needs - and which human foods are safe - is the foundation of longevity.
- ● Predictive Care: Tools like the Puppy Weight Predictor help you prepare for the future, ensuring your home and budget are ready for your dog's adult size.
FAQs
Frequently Asked Questions
Common questions about our dog care tools and resources.
Over 50% of dogs are overweight. A calorie calculator helps you provide the exact energy your dog needs based on their unique activity level and life stage, preventing obesity-related issues like diabetes and arthritis.
No. Our tools are educational resources designed to provide estimates and guidance. They help you monitor your dog's health at home, but they should never replace professional veterinary medical advice, diagnosis, or treatment.
We recommend checking your dog's weight once a month and using our Weight Checker tool to monitor their Body Condition Score (BCS). This helps you catch gradual weight changes early.
It provides a risk estimate based on theobromine concentrations. However, every dog reacts differently. If the calculator shows any risk level above "None", we strongly advise contacting a vet immediately.
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