How Much Peanut Butter Can You Give Your Dog?

HOW MUCH PEANUT BUTTER CAN YOU GIVE YOUR DOG?

The Honest Answer Nobody’s Printing on the Jar

If your dog does happy dances every time you unscrew a jar of peanut butter, you’re not alone.  Peanut butter is one of the most versatile items in most dog owner’s cupboards, whether it’s slathering it on a lick mat, stuffing it inside a kong or rolling a tablet into it. But how much should you be giving your dog, what’s a safe amount?  

Every dog-safe peanut butter we checked says the same thing: “feed in moderation”.  Or “sensible amounts”, or “as a treat”.  But no one tells you what that actually means.

Why Does This Matter?

Peanut butter is calorie dense and it can be very easy, especially for smaller dogs, to exceed their treat allowance with one generous smear.

Plain peanut butter contains approximately 30 kilocalories per teaspoon (5g).  This might not sound like much, but when you put it into context, you realise it does.

A Chihuahua or toy breed, up to 5kg, needs roughly 140 to 280 kcal per day to maintain a healthy weight.  

Under the WSAVA/AAHA 10% treat rule, which is the universally endorsed standard that treats should make up no more than 10% of total daily calories, a Chihuahua’s entire daily treat allowance is between 14 and 28kcal.

A single teaspoon of peanut butter at 30kcal exceeds that entire budget.  Even a quarter of a teaspoon is 7.5 kcal, which is already more than half their treat budget.

Source: WSAVA Calorie Needs for Healthy Adult Dogs (2020); Pet Nutritional Alliance Calorie Calculator.

This isn’t a reason to stop giving your dog peanut butter, but it’s worth knowing.  The 10% treat rule exists because treats, even wholesome ones, can, if not controlled, become a significant portion of your dog’s diet.  Obesity in dogs is associated with joint disease, diabetes, reduced lifespan and a whole cluster of other problems.

The good news is most dogs can enjoy peanut butter regularly when it's portioned correctly.  The serving sizes that fit within the 10% rule are perfectly generous for enrichment purposes.  A quarter teaspoon of peanut butter spread into the grooves of a lick mat lasts much longer than a tablespoon dropped from the spoon.  The issue isn’t the food, it’s the absence of guidance.

The 10% Treat Rule and What it Actually Means

The 10% treat rule is endorsed by both the World Small Animal Veterinary Association (WSAVA) and the American Animal Hospital Association (AAHA) as the standard for including treats in a complete and balanced canine diet.  It states simply: all treats combined, regardless of type, should account for no more than 10% of your dog’s total daily calorie intake.  The remaining 90% should come from their complete, balanced food.

If we apply that to plain peanut butter by dog size it gives you the following guidance:

 * Daily calorie ranges from the WSAVA Calorie Needs for Healthy Adult Dogs reference chart (2020), inactive to active adult. Individual dogs vary — always consult your vet if unsure. Calculations assume peanut butter is the only treat given that day. If your dog receives other treats, reduce accordingly.

There are a few things worth noting about this table:

The serving sizes are generous enough to be genuinely useful.  Half a teaspoon on a lick mat for a small dog is a real enrichment session, not a token lick.  One teaspoon for a medium dog, used to coat the inside of a Kong or puzzle feeder, will keep most dogs occupied for several minutes.

Small and medium dogs can have peanut butter daily or near-daily within the 10% rule, because their portions are small enough that the calorie impact is small.  This reflects mainstream veterinary consensus.  Sources including Vetnique, We Feed Raw (citing PetMD), and Best Friends Veterinary Hospital all support daily use at these portion sizes for healthy adult dogs.

Larger dogs have bigger calorie budgets but are also being given larger portions, so “a few times per week” rather than every day remains the appropriate amount for large and giant breeds where absolute fat intake can accumulate more quickly.

These figures assume a healthy adult dog.  Dogs who are overweight, who have pancreatitis, or who are on a calorie-controlled diet need a more conservative approach and it would be best to avoid peanut butter altogether.  Always consult your vet if in doubt.

So Why Doesn’t Anyone Print This On The Jar?

We’re not entirely sure, it may be that most brands assume that dog owners will work it out themselves, or that portion tables are considered too complicated for a label.  Or maybe no one has really given it that much thought.  But we think it needs some thought.  If we are going to sell food for your dog we owe you the information you need to use it responsibly.  Not vague caution but actual numbers taken from actual sources which we are happy to name.  That’s why we added this information to our label.

What’s on the Paw by Four Label

Our Peanut Butter (500g) label carries a size-based feeding guide.  It also references the 10% treat rule.  It also carries specific health cautions for dogs with pancreatitis, obesity or specific health conditions, to check for veterinary guidance.

A Note on Ingredients

While we’re on the subject of labels, one ingredient worth knowing about is xylitol, an artificial sweetener found in some peanut butters that is highly toxic to dogs.  Even small amounts can cause a dangerous drop in blood sugar, liver damage, and, in severe cases, death.  It is sometimes listed as “birch sugar” rather than xylitol, so it pays to read ingredient labels carefully, every time you buy as manufacturers can change formulations.

Our peanut butter contains exactly one ingredient: peanuts.  No xylitol, no palm oil, no added sugar, salt or artificial anything.  Just peanuts because that’s all it needs to be.

The Bottom Line

Peanut butter is a genuinely useful enrichment tool for dogs.  Used at the right portion for your dog’s size, it is safe, well-tolerated by most healthy adult dogs and it’s brilliant for lick mats, Kong toys, puzzle feeders and medication hiding.  It’s not a meal replacement and it's not something to give without thought, portions need to be sensible.

Related Paw by Four Resources:

Paw by Four Peanut Butter (500g)

Paw by Four Cashew Nut Butter (200g)

The Steady Eddie Lick Mat

How to Use a Lick Mat Blog

About this Post

Feeding guidance in this post is based on the WSAVA Calorie Needs for Healthy Adult Dogs (updated July 2020), the WSAVA/AAHA 10% Treat Rule, and the Pet Nutrition Alliance Calorie Calculator. Competitor label information was verified via Tesco, ASDA, Ocado, and Amazon UK product listings (March 2026). This post is for general guidance only and does not replace individual veterinary advice. If your dog has a health condition, is overweight, or has a history of pancreatitis, please consult your vet before introducing any new food.

Sources

World Small Animal Veterinary Association (WSAVA). Calorie Needs for Healthy Adult Dogs. Updated July 2020. wsava.org

American Animal Hospital Association (AAHA). Nutritional Assessment Guidelines for Dogs and Cats. 2010. aaha.org

Pet Nutrition Alliance. Calorie Calculator. petnutritionalliance.org

VCA Animal Hospitals. Dog Treats. vcahospitals.com

Vetnique. Can Dogs Eat Peanut Butter? January 2024. vetnique.com

Best Friends Veterinary Hospital. Can Dogs Eat Peanut Butter? August 2025. bestfriendsvet.org