Most dog owners never look past the front of the toothpaste bottle. They see words like "natural," "fresh breath," or "dental care" and assume they're all pretty much the same.
But the ingredient list tells the real story.
Knowing what goes into your dog's toothpaste can help you choose a product that's both safe and effective. Here's what to look for and what those long ingredient names actually mean.
The First Rule: Ingredients Are Listed by Amount
Just like human products, dog toothpaste ingredients are listed from the highest amount to the lowest.
The first few ingredients make up most of the formula, while ingredients at the end are used in much smaller amounts.
That doesn't mean ingredients at the bottom aren't important. Many active ingredients, such as enzymes and plant extracts, only need small amounts to do their job.
What to Look For in a Quality Dog Toothpaste
Gentle cleaning ingredients
A good dog toothpaste should clean teeth without being too harsh.
Ingredients like sodium lauroyl sarcosinate are mild cleansers that help lift away food, plaque, and bacteria while being gentle on your dog's mouth.
Plaque-fighting enzymes
One of the best ingredients to look for is bromelain, a natural enzyme found in pineapple.
Bromelain helps break down the protein layer that plaque sticks to, making it easier to remove with regular brushing.
Ingredients that support healthy gums
Healthy gums are just as important as clean teeth.
Ingredients like Vitamin E (tocopheryl acetate) help support gum health, while persimmon fruit extract is commonly used to help keep breath fresher.
Moisture and texture
Ingredients such as water, glycerin, sorbitol, and cellulose help give toothpaste the right consistency and stop it from drying out.
They also make brushing smoother and more comfortable for your dog.
Ingredients You Don't Need to Worry About
Some ingredient names sound complicated, but they're simply there to make the toothpaste work properly.
For example:
- Potassium sorbate and sodium benzoate help keep the toothpaste fresh and safe to use.
- Sodium chloride is simply salt, used to help stabilise the formula.
- PEG-40 Hydrogenated Castor Oil helps blend ingredients together evenly.
These ingredients don't clean teeth themselves, but they help create a stable, effective toothpaste.
Should Dog Toothpaste Contain Artificial Colours?
Many dog toothpastes use bright colours to catch the owner's eye.
The truth is, dogs don't care what colour their toothpaste is.
Artificial colours don't improve dental health, so choosing a toothpaste without added colours is often the simpler option.
How to Read the Arca Lab Watermelon Burst Label
Arca Lab Watermelon Burst was designed to focus on effective dental care without unnecessary extras.
The formula includes:
- Bromelain to help break down plaque.
- Persimmon fruit extract to help support fresher breath.
- Vitamin E to support healthy gums.
- Gentle cleaning ingredients that remove plaque without harsh foaming.
- No added artificial colours.

Instead of traditional meat, peanut butter, or mint flavours, Watermelon Burst uses a refreshing watermelon flavour that many dogs enjoy, helping make brushing easier for both dogs and their owners.
The goal isn't to hide bad breath with a strong flavour. It's to encourage a brushing routine that your dog actually looks forward to.
Frequently Asked Questions
Are ingredients listed in order on dog toothpaste?
Yes. Ingredients are listed from the highest amount to the lowest amount in the formula.
What ingredient helps remove plaque?
Look for bromelain, a natural enzyme that helps break down the protein layer that plaque sticks to, making brushing more effective.
Is watermelon flavour safe for dogs?
Watermelon flavouring used in dog toothpaste is specially formulated for pets. It gives dogs a fruity taste they enjoy without using ingredients found in human toothpaste.
Is mint toothpaste good for dogs?
Mint itself isn't necessary for keeping a dog's teeth clean. Fresh breath comes from removing plaque and bacteria, not simply covering up odours with a mint flavour.
What should I avoid in dog toothpaste?
Avoid human toothpaste, as it often contains ingredients like xylitol or fluoride that are unsafe for dogs. Always choose a toothpaste made specifically for pets.