10 Best Cat Calmer in The UK

Last updated on 15/08/2025

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FELIWAY Optimum 30 Day Cat Calming Odourless Plug In Pheromone Diffuser Starter Kit, 48ml - Helps Solve Signs of Stress in Cats & Kittens, Veterinary Recommended, Drug-free, Clinically Proven

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Why We Love It

Proven for cat behavioral improvement.
Scentless, species-specific formula.
Trusted by professional vets.

Main Highlights

REDUCES COMMON SIGNS OF CAT STRESS: FELIWAY Optimum helps resolve typical stress-related behaviours in cats, including urine spraying, scratching, fears, tension, and conflict. With 25+ years of expertise, FELIWAY is trusted by cat parents, achieving a satisfaction rating of 9.1/10.
ENHANCED SERENITY FOR CATS AND KITTENS: Featuring a reinforced effect with a new pheromone discovery, FELIWAY Optimum soothes cats better than ever by addressing more stress-related signs in more circumstances. Enhanced serenity was observed by 93% of cat lovers, with approval from over 14 million cats worldwide.
PROVIDES 4 WEEKS OF CALMING SUPPORT: With just one refill, the diffuser offers a full month of continuous calming benefits, helping your cat feel secure and relaxed every day. FELIWAY Optimum resolves all typical stress-related signs for long-term comfort.
COVERS LARGE LIVING SPACES: Each diffuser covers an area up to 70m², ensuring widespread calming support throughout your home for cats of all ages.
VET RECOMMENDED AND EASY TO USE: Clinically proven and simple to set up, FELIWAY Optimum is trusted by vets to improve your cat’s well-being with an easy, hassle-free application, backed by decades of expertise.

FELIWAY Classic 30 Day Cat Calming Plug In Pheromone Diffuser Starter Kit, 48ml - Helps Solve Common Signs of Stress in Cats & Kittens, Veterinary Recommended, Clinically Proven

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Why We Love It

Clinically proven for cats.
Natural feline pheromone included.
Trusted by vets worldwide.

Main Highlights

SOLVE COMMON SIGNS OF CAT STRESS: FELIWAY Classic helps cats feel calm, and reduces signs of stress such as scratching, urine spraying, fears and behaviour changes.With 25+ years of expertise, FELIWAY is approved by over 14 million cats worldwide
HAPPINESS AT HOME FOR CATS AND KITTENS: FELIWAY Classic plug in diffuser uses the science of pheromones to send happy messages to your cat to help them feel more safe and secure
PROVIDES 4 WEEKS OF CALMING SUPPORT: With just one refill, the diffuser offers up to 30 days of continuous calming benefits, helping your cat feel relaxed every day
COVERS LARGE LIVING SPACES: Each diffuser covers an area up to 70m², ensuring widespread calming support throughout your home for cats of all ages. To get started, simply plug into a socket in your cat's favourite room
VET RECOMMENDED: Clinically proven and simple to set up, FELIWAY Classic is trusted by vets to improve your cat’s well-being with an easy, hassle-free application, backed by decades of expertise

FELIWAY Classic Cat Calming Odourless Spray, 60ml - Comforts Cats at Home and On the Go and Reduces Stress During Travel, Veterinary Recommended, Drug-free, Clinically Proven

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Why We Love It

Clinically proven cat product.
Uses natural pheromones.
Trusted by vets.

Main Highlights

COMFORTS YOUR CAT AT HOME AND ON THE GO: FELIWAY Classic Spray helps target areas marked by your cat through scratching and spraying and calms your cat during travel. The practical FELIWAY Classic Spray offers approximately 16 unique applications.
MAKING TRAVEL LESS STRESSFUL: FELIWAY Classic Spray works by releasing calming pheromones, when sprayed directly into the cat carrier. This sends happy messages to your cat's brain and creates a relaxing atmosphere for them when on the road.
CALMS YOUR CAT AT HOME: When sprayed directly on areas marked by your cat, FELIWAY Classic Spray helps comfort your cat. It reduces spraying and scratching of those areas. FELIWAY Classic Spray must not be used directly on the cat.
25+ YEARS OF EXPERTISE: FELIWAY is trusted by cat parents, achieving a satisfaction rating of 9.1/10 and approved by 14 million cats worldwide. Clinically proven and easy to use, FELIWAY Classic Spray is trusted by vets to improve your cat's well-being.
FELIWAY SAFETY: FELIWAY pheromone products use cats natural messaging system. Drug-free and non-sedative, all FELIWAY products are safe for people and other animals in the household.

FELIWAY Friends 30 Day Cat Calming Plug In Pheromone Diffuser Starter Kit, 48ml - Helps create harmony and resolve conflict in multi cat households, Veterinary Recommended, Clinically Proven

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Why We Love It

Clinically proven and trusted.
Releases cat appeasing pheromone.
No effect on humans.

Main Highlights

ADDRESSES SIGNS OF CAT CONFLICT: FELIWAY Friends helps resolve typical signs of conflict between cats living in the same household, such as blocking, staring, fighting and chasing. With 25+ years of expertise, FELIWAY is approved by over 14 million cats worldwide
HARMONY AT HOME FOR MULTICAT HOUSEHOLDS: FELIWAY Friends plug in diffuser uses the science of pheromones to promote familiarity and harmony between cats, reminiscent of the natural pheromones released by a mother cat, when they were kittens
PROVIDES 4 WEEKS OF CONSTANT COMFORT: With just one refill, the diffuser offers up to 30 days of continuous calming benefits, helping promote a relaxing and harmonious atmosphere for your cats at home
COVERS LARGE LIVING SPACES: Each diffuser covers an area up to 70m², ensuring widespread calming support throughout your home for cats of all ages. To get started, simply plug into a socket in your cats' favourite rooms
VET RECOMMENDED: Clinically proven and simple to set up, FELIWAY Friends is trusted by vets to improve your cats' well-being with an easy, hassle-free application, backed by decades of expertise

puyrzoe Cat Calming Diffuser with Three Timing Functions, 3-IN-1 Cat Pheromones Calming Diffuser Kit, 60-Day Cat Calming Plug-in Support Anxiety, Stress, and Relaxation for Cats 1 Diffuser+2 Refills

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Why We Love It

Gentle stress relief for cats.
Customizable timer for daily use.
Covers large areas for comfort.

Main Highlights

GENTLE STRESS REDUCTION FOR CATS: Puyrzoe cat calming diffuser releases a gentle pheromone-inspired formula to help reduce common stress-related behaviors in cats, such as scratching, urine marking, hiding, or tension in multi-cat homes. Whether it’s a new environment, loud noises, or separation from owners, this cat pheromones calming diffuser kit helps create a more peaceful and relaxed living space for your feline companions.
CUSTOM TIMER WITH DAILY MEMORY FUNCTION: Our upgraded cat calming plug-in offers 8H (green), 12H (yellow), or 24H (white) modes to suit your cat’s daily routine. The cat calming diffuser auto-shuts off after the set duration and restarts at the same time daily — no manual reset needed. Use 8H for workdays or short outings, 12H for restful nights or evening meowing, and 24H for round-the-clock comfort during travel, environmental changes, or multi-cat tension.
COVERS UP TO 700 SQFT FOR WIDER CALM: Our cat pheromones calming diffuser provides continuous coverage for up to 700 square feet, perfect for living rooms, bedrooms, or wherever your cat feels most at home. To get the best results, place the cat pheromone diffuser in an open area without overhead obstructions, which can avoid blocking the airflow above the device. The consistent diffusion of the cat calming diffuser ensures your cat experiences comfort throughout the day.
FLEXIBLE DAILY USE: Simply insert the refill, plug in the cat calming plug-in, and select the desired timer. This built-in memory function helps reduce refill waste and gives you more control over usage, while also keeping your cat’s relaxed routine consistent. Each refill offers up to 30 days of continuous support, and our cat pheromones calming diffuser kit delivers up to 2 months of calming support — ideal for both first-time and experienced cat parents.
FRIENDLY FOR CATS AND FAMILY: The Puyrzoe cat pheromone diffuser features an odorless, non-toxic formula made without artificial fragrances—perfect for households with pets and kids. Inspired by natural feline appeasing pheromones, it gently signals comfort and security to your cat, making it a great choice for cats of all ages.

Zanipro Cat Calming Drops, Cat Anxiety Relief, Relaxant Supplements, Valerian & Ashwagandha - 100% Natural Stress Treatment, No need for Cat Calming Plug-In, 30ml

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Why We Love It

Natural UK-made calming remedy.
Swift and prolonged stress relief.
Easy to administer formula.

Main Highlights

NO PLUG-INS: Our cat calm drops are manufactured in the UK by our trusted herbalist focusing on the calming properties of Valerian & Ashwagandha. Opt for a natural remedy in a world of cat medication & calmer products.
ALL STAR INGREDIENTS: Our ingredients work harmoniously to calm the central nervous system within 30 minutes. Gentle enough for daily use, it's your go-to for car rides, fireworks, thunderstorms, and separation anxiety.
MULTI FUNCTIONAL SOLUTION: Not just a cat diffuser alternative, our product serves as a cat relaxer, cat sedation solution, and cat calmer product surpassing pheromones to calm cats for holistic calm.
SWIFT COMFORT: Ditch cat calming treats, sprays, and tablets—our Valerian compound cat calming drops provide lasting calm for extended use. See the best results in 3 weeks while offering quick relief for sudden stressors.
EASY TO ADMINSTER: Use 2-3 times a day by adding 5-10 drops (up to 11.3kg), 10-15 drops (11.3kg - 34kg), and 15-20 drops (34kg and above) to food, liquid, or administer directly.

FELIWAY Classic 30 Day Cat Calming Odourless Refill for Pheromone Diffuser, 48ml - Helps Solve Common Signs of Stress in Cats & Kittens, Veterinary Recommended, Drug-free, Clinically Proven

40% OffFree Shipping

Why We Love It

Backed by science and research.
Natural pheromone ensures security.
Trusted by vets and behaviorists.

Main Highlights

1 FELIWAY Classic REFILL: The FELIWAY Classic refill pack contains 1 x 48ml refill, compatible with a FELIWAY Classic diffuser.
REDUCES SIGNS OF CAT STRESS: FELIWAY Classic helps cats feel calm, and reduces signs of stress such as scratching, urine spraying, scratching, fears, tension, and conflict. Each diffuser covers large living spaces (up to 70m²).
PROVIDES 4 WEEKS OF CALMING SUPPORT: FELIWAY Classic plug in diffuser uses the science of pheromones to send happy messages to your cat to help them feel more safe and secure. With just one refill, the diffuser offers up to 30 days of continuous calming benefits, helping your cat feel relaxed every day.
FELIWAY EXPERTISE: With 25+ years of expertise, FELIWAY is trusted by cat parents, achieving a satisfaction rating of 9.1/10 and approved by 14 million cats worldwide.
VET RECOMMENDED: Clinically proven and simple to set up, FELIWAY Classic is trusted by vets to improve your cat’s well-being with an easy, hassle-free application, backed by decades of expertise.
FELIWAY SAFETY: FELIWAY pheromone products use cats natural messaging system. Drug-free and non-sedative, all FELIWAY products are safe for people and other animals in the household.

KODASNY Cat Calming Pheromone Spray Kit Feline Calm Pheromones Vet Recommended Drug-Free Anxiety Relief for Multi-Cat Homes,Stops Scratching & Urine Marking,60-Day Supply | Drug-Free (2 * 60 mL)

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Why We Love It

Vet-recommended calming solution.
90% success in reducing stress.
Drug-free and safe for cats.

Main Highlights

【VET-RECOMMENDED: PHEROMONE POWER】 Our veterinarian-recommended formula harnesses the powerful effects of feline facial pheromones to naturally soothe anxiety, significantly reduce stress-related behaviors like marking or excessive scratching, and create a solid sense of security for your beloved cat.
【90% SUCCESS RATE: EFFECTIVELY CALMS CAT STRESS】 Clinically proven effective for 9 out of 10 cats. Ideal for easing tension caused by vet visits, travel, loud noises (like thunderstorms/fireworks), adapting to new environments, and conflicts in multi-cat households.
【PROTECT HOME & PET: DRUG-FREE GENTLE CALM】 Effectively protect your furniture and restore peace to your home. Our drug-free, non-sedating formula helps curb destructive scratching and urine marking by creating a reassuring environment, ensuring your cat feels comfortable and safe without the worry of side effects.
【NATURE'S CALM: MIMICS FELINE COMFORT SIGNALS】 This formula uses a bio-identical blend of feline facial pheromones, mirroring the natural signals cats use to perceive safety and comfort. It gently promotes adaptation to environmental changes and induces tranquility without causing drowsiness or changes in appetite.
【EASY TO USE: SEE A CALMER CAT FAST】 Simply spray on your cat's bedding, carrier, or furniture (never directly on your cat) 15 minutes before stressful events. Reapply every 4-6 hours to maintain effectiveness. Many owners report observing significant positive changes, such as reduced hiding or anxiety, typically within 7-14 days.

Long-lasting calming support offered.
Drug-free for safe usage.
Encourages positive cat behavior.

Main Highlights

🐱 60 Days of Continuous Calm – Each refill pack includes 2 x 48ml bottles, providing up to 60 days of consistent calming support for your cat. Designed to help ease tension, scratching, spraying, and hiding.
🌿 Drug-Free & Safe Formula – Made with natural pheromone analogues, this non-sedative formula promotes a sense of comfort and security without any drugs or side effects. Suitable for cats of all breeds and ages.
✅ Easy to Use with TeddyDo Diffuser – Compatible exclusively with the TeddyDo Calming Diffuser plug-in (sold separately). Simply insert the refill, plug in, and relax as it gently disperses calming signals throughout your home.
🏠 Supports Everyday Harmony – Ideal for use during changes in environment, vet visits, loud noises, multi-cat households, or new additions to the home. Encourages positive behaviours and reduces stress-based reactions.
💜 Trusted by Pet Owners – Developed to support your cat’s emotional well-being, TeddyDo refills are part of a growing range of pet care products designed to bring peace of mind to both pets and their owners.

RESCUE Remedy Pet Dropper 20ml, Separation, Travel, Noise Calming for Dogs, Cats, & Other Pets, Homeopathic Flower Essence, Thunder, Fireworks, Travel, Separation, Alcohol Free

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Why We Love It

Eases anxiety in pets.
Great for high-stress scenarios.
Trusted by pet lovers worldwide.

Main Highlights

EASE ANXIOUS AND STRESSFUL SITUATIONS: Rescue Remedy pets uses natural flower essences to help ease tension, nervousness & excitability. For dogs, cats, horses, rabbits, and birds
HOW TO USE: Use leading up to & during stressful pet situations or times of anxiety, like visiting the veterinarian or groomer, thunderstorms, fireworks, separation & travel. Administer 4 drops orally or add to water, food, or a treat. Do not let the dropper touch your pet’s mouth or tongue
UP TO 200 USES PER BOTTLE: Rescue Pet 20ml offers a great alternative to calming dog treats. The long lasting bottle is great to keep on hand to help keep your pet calm in demanding situations
DEVELOPED FORMULA: Formulated with an animal-friendly glycerine solution and made with natural flower essences, RESCUE Pet Dropper, can be taken alongside other approaches
TRUSTED BY PET LOVERS WORLDWIDE: Made with the original RESCUE REMEDY tincture - Dr. Bach's blend of 5 natural flower essences, hand-picked from his original gardens in the UK

8.9

Excellent

We scanned 1593 products

We reviewed these offers relevant to the Cat Calmer within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Feliway, FELIWAY, puyrzoe, Zanipro, KODASNY, TeddyDo, RESCUE, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Cat Calmer in the market, we considered we took a deep dive into 7966 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is FELIWAY Optimum 30 Day Cat Calming Odourless Plug In Pheromone Diffuser Starter Kit, 48ml - Helps Solve Signs of Stress in Cats & Kittens, Veterinary Recommended, Drug-free, Clinically Proven. We love many things about this product by Feliway. What sets it apart from the competition is Proven for cat behavioral improvement. , Scentless, species-specific formula. , Trusted by professional vets.
The best value product for most shoppers and where user satisfaction is continuously the highest is FELIWAY Classic 30 Day Cat Calming Plug In Pheromone Diffuser Starter Kit, 48ml - Helps Solve Common Signs of Stress in Cats & Kittens, Veterinary Recommended, Clinically Proven by Feliway based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Cat Calmer and the best cost-to-value ratio is FELIWAY Classic 30 Day Cat Calming Odourless Refill for Pheromone Diffuser, 48ml - Helps Solve Common Signs of Stress in Cats & Kittens, Veterinary Recommended, Drug-free, Clinically Provenat FELIWAY with a 40% discount.
Our list of the best Cat Calmer is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Cat Calmer in The UK

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We scanned 1593 products

We concluded that: