Best Cat Hairball Pastes 2026: Sentry, Hartz and Nutri-Vet Compared
The best cat hairball pastes of 2026: Sentry Petromalt, Hartz Remedy Plus and Nutri-Vet Paw-Gel compared on lubricant, flavor, dosing and minimum kitten age.
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Prices and availability are accurate as of the time of publication and are subject to change.
The best cat hairball paste for most homes is Sentry Hairball Relief, a malt-flavored Petromalt formula in a 4.4 oz tube that the brand describes as safe for kittens over 4 weeks old. If your cat ignores malt but loves fish, Hartz Hairball Remedy Plus is the salmon alternative, and if you would rather avoid petroleum lubricants altogether, Nutri-Vet Hairball Paw-Gel is built on vegetable oils instead.
We compared the three on the details that actually change the decision: what coats the swallowed hair, the flavor, how often you have to dose, the youngest age each label allows and how the product is given. This is a research-based comparison drawn from the Amazon listings, manufacturer information and aggregated user reviews, not a hands-on test.
Quick answer: pick Sentry Hairball Relief for the biggest tube and the youngest approved age, Hartz Hairball Remedy Plus for cats that prefer salmon, and Nutri-Vet Paw-Gel if you want a petroleum-free gel. A cat that vomits repeatedly, strains in the litter box or stops eating needs a vet, not a paste.
| Product | Best for | Price |
|---|---|---|
| Sentry Hairball Relief Malt Paste | Best overall | View |
| Hartz Hairball Remedy Plus Salmon Paste | Cats that prefer fish flavors | View |
| Nutri-Vet Hairball Paw-Gel | Owners avoiding petroleum lubricants | View |
The best cat hairball pastes, compared
All three work on the same idea: a slippery base coats the hair your cat swallows while grooming so it moves through the gut instead of coming back up. Sentry and Hartz rely on petroleum lubricants sweetened with malt, with a short daily course followed by a weekly maintenance dose. Nutri-Vet swaps the petroleum for vegetable oils, adds psyllium fiber and asks for a small dose every day.
Sentry Hairball Relief: best overall
Sentry Hairball Relief Malt Paste
Sentry Hairball Relief earns the top spot because it pairs the largest tube in this comparison, 4.4 oz (125 g), with the widest age range: the listing calls it safe for cats and kittens over 4 weeks old. The Petromalt formula combines mineral oil and petrolatum with barley malt extract, fish oil and vitamin E, and Sentry presents it as an intestinal lubricant that also helps with the constipation, dry cough and occasional vomiting linked to hairballs. You can squeeze it onto a paw or straight into the mouth, and according to user reviews many cats lick it off the tube as if it were a treat. It suits multi-cat homes and anyone who wants one tube that also covers a young kitten. The trade-offs: corn syrup is the first listed ingredient, the paste is thick and sticky, and some owners report that their cat refuses the malt taste from day one.
Pros
- 4.4 oz (125 g) tube, the largest of the three, so it lasts longest between purchases
- Labelled safe for kittens over 4 weeks, the youngest minimum age in this comparison
- Mineral oil and petrolatum base with barley malt extract, fish oil and vitamin E
- Can be given on a paw or directly into the mouth
Cons
- Corn syrup is listed as the first ingredient
- Very thick, sticky texture that reviewers liken to caramel
- Cats tend to either love the malt flavor or refuse it outright
Hartz Hairball Remedy Plus: best salmon-flavored paste
Hartz Hairball Remedy Plus Salmon Paste
Hartz Hairball Remedy Plus is the one to try when a cat turns its nose up at malt. The 2.5 oz (70 g) tube is salmon flavored and contains salmon oil, and Hartz adds omega 3-6-9 fatty acids aimed at skin and coat. Its biggest strength is the clearest schedule of the three: a 1-inch ribbon daily for 3 to 4 days to clear hairballs, then a 1-inch ribbon once or twice a week to prevent new ones, given between meals from your finger or on the front paws. The lubricant is liquid petrolatum, backed by malt extract, sunflower oil and vitamins E and B1. Choose it if you like a fixed routine and your cat prefers fish. The limitations are real, though: it is the smallest tube here, some reviewers felt their tube was only half full, and the label says it must not be given to kittens under 6 months old.
Pros
- Salmon flavor and salmon oil for cats that reject malt pastes
- Precise schedule: daily for 3 to 4 days, then once or twice a week
- Omega 3-6-9 fatty acids plus vitamin E for skin and coat support
- Designed to be given between meals from a finger or the front paws
Cons
- 2.5 oz (70 g) tube is the smallest in this comparison
- Must not be given to kittens under 6 months old
- Some reviewers say the tube arrived looking half empty
Nutri-Vet Hairball Paw-Gel: best petroleum-free option
Nutri-Vet Hairball Paw-Gel
Nutri-Vet Hairball Paw-Gel takes a different route: it is formulated without petroleum, artificial colors or artificial flavors. Instead of mineral oil, the 3 oz (85 g) tube relies on hydrogenated vegetable oil and soybean oil, with psyllium fiber, malt syrup, vitamin C and catnip extract under a salmon flavor. It is labelled for cats 6 weeks or older, made in the USA with globally sourced ingredients, and the listing says it meets NASC quality standards. It suits owners who would rather keep petroleum lubricants out of the routine, and cats that tolerate a dab on the paw better than a tube near the mouth, since the gel is designed to be licked off during grooming. The catch is commitment: the label calls for 1/4 teaspoon once or twice a day, far more often than the weekly maintenance of the other two, and several reviewers found the gel stiff and hard to squeeze out.
Pros
- Petroleum-free formula built on hydrogenated vegetable oil and soybean oil
- Adds psyllium fiber, vitamin C and catnip extract
- Made in the USA and labelled for cats from 6 weeks of age
- Paw application works for cats that fight a tube near the mouth
Cons
- Needs 1/4 teaspoon once or twice every day, not just weekly
- Reviewers describe a stiff gel that is hard to push out of the tube
- Uses preservatives such as methylparaben and sodium benzoate
How to choose a hairball paste for your cat
Lubricant base. Petrolatum and mineral oil, used by Sentry and Hartz, are the classic hairball paste lubricants and allow a weekly maintenance rhythm. Nutri-Vet is the choice if you specifically want a petroleum-free product, as long as you can manage a daily dose.
Flavor. Acceptance is very individual. Reviews for every product here include cats that beg for it and cats that walk away. Malt (Sentry) and salmon (Hartz, Nutri-Vet) are worth trying in turn, and a small smear on the paw usually gets licked off even by reluctant cats.
Dosing routine. Sentry and Hartz follow a short daily course to clear a hairball, then once or twice a week for prevention. Nutri-Vet expects 1/4 teaspoon once or twice daily. Pick the schedule you will actually stick to.
Brushing still matters. Hartz recommends brushing several times a week, and regular brushing reduces the hair your cat swallows in the first place.
When a hairball paste is not enough
Hairball pastes are meant for routine hair from grooming. Repeated unproductive retching, several vomiting episodes in a day, no stool, lethargy or refusing food can signal a blockage or another illness. The Hartz label itself advises consulting a veterinarian if vomiting persists.
FAQ
How often should I give my cat hairball paste?
It depends on the product. Hartz recommends a 1-inch ribbon daily for 3 to 4 days to clear hairballs, then once or twice a week for prevention. Sentry follows the same pattern, with a daily ribbon until symptoms ease and a smaller half-inch dose for kittens. Nutri-Vet is different: 1/4 teaspoon on the paw once or twice every day. Stick to one product at a time rather than stacking two remedies.
Can kittens have hairball paste?
Some can, from a specific age. Sentry Hairball Relief is labelled safe for kittens over 4 weeks old, and Nutri-Vet Paw-Gel for cats 6 weeks or older. Hartz Hairball Remedy Plus, on the other hand, must not be given to kittens under 6 months old, according to its label. For a very small, underweight or unwell kitten, ask your vet before starting any hairball remedy.
Is a petroleum-free hairball gel better than a petrolatum paste?
Not automatically. Petrolatum pastes like Sentry and Hartz need only a weekly maintenance dose once a hairball has cleared. Nutri-Vet avoids petroleum and adds psyllium fiber, which appeals to many owners, but it has to be given every day. Choose the formula that fits your routine and your cat's taste, and ask your vet if your cat has a digestive condition.
Prices and availability are accurate as of publication and can change.