




Product description






Package Dimensions : 4.57 x 4.13 x 3.7 inches; 8.78 ounces
Item model number : TS03
Date First Available : November 6, 2025
Manufacturer : TopSum
ASIN : B0FGLDTTS1
Best Sellers Rank: #32,252 in Pet Supplies (See Top 100 in Pet Supplies) #226 in Dog Relaxants
Customer Reviews: 3.8 3.8 out of 5 stars (63) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
NATURAL CALMING SUPPORT – Our canine pheromone diffuser is formulated with pet-friendly ingredients, offering a drug-free way to help comfort dogs. It mimics natural nursing pheromones to create a comforting environment at home.
COVERS UP TO 700 SQUARE FEET – Designed to effectively cover large areas, this diffuser works best when placed in a location where your dog spends the most time. For optimal performance, position it with vents facing upward and keep it unobstructed by furniture, doors, or curtains.
PROMOTES CALMNESS:The TopSum Dog Pheromone Diffuser helps ease common signs of discomfort in dogs. It targets triggers like visitors, loud noises, and conflicts between dogs due to environmental changes. This diffuser is specifically designed to create a soothing environment for dogs.
VISIBLE RESULTS IN TWO WEEKS – Many pet owners notice a calmer demeanor in their dogs within two weeks of consistent use. Individual results may vary based on the dog’s temperament and surroundings.
COMPLETE STARTER KIT – This set includes 2 Pack of diffuser head and 2 Pack of 48ml calming vial, providing approximately 60 days of continuous use. For ongoing support, replace the refill monthly for best results.
13 reviews for TopSum Pheromone Diffuser for Dogs: Premium Dog Calming Diffuser – Calming Pheromones for Dogs – Dog Appeasing Pheromone – Pet Calming Diffuser, 2 Pack (Purple)
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$19.97

S. A. –
Worked well for my senior dog at bed time
This seemed to help my senior dog so much! He routinely gets me up nearly every night – between 1-3am. It’s exhausting. I have this in the room where he sleeps. I love that there is an on / off switch. I turn it on a few hours before bedtime . He has slept thru the night four nights in a row. In addition this is much less expensive (by a large margin) than the famous name brand with the shirt. I’m not sure how effective it would be in a larger room or for daytime anxiety. But for keeping him sleeping thru the night a big win.
Ooh, shiny gadget. –
Odorless
My dog is high-strung. I mean, he’s always nervous. Jumps at any sound and barks at every dog that passes by the house. I’m pretty sure that’s just his nature and there’s not much that can help him. While this product seems to have some calming effect, it isn’t going to change my dog completely. What I did find was that the dog relaxes a bit more when he’s in his bed (I keep this plugged in near where he sleeps).The TopSum Pheromone Diffuser for Dogs is like those plug in air fresheners that you’ve probably seen. It’s a bottle of calming solution that plugs into the wall. The low heat generated by the plug helps to diffuse the solution into the air.The plug itself has a duck design which is a nice touch. The beak is actually the power button for the product. Operation of the diffuser is straightforward. Just plug in and turn on.I’m happy to say that it is odorless to me and unintrusive in any way. Keeping it near the dog’s bed, I hope that it helps to create a secure place for him to relax a little more. It doesn’t mean he’ll stop reacting to sounds, but hopefully, he can be a bit less high strung. Who knows? Maybe it will have more of an effect after some time.
Burt Family –
Didn’t work
Didn’t work for our dog at all. It’s been plugged in for about 4 weeks now and we have not noticed any changes in his behavior. Oh well, just another “snake oil” product that’s all hype but doesn’t work.
💖Dannie💖 –
Nice dog calming diffusers
I received these pheromone diffusers for dogs from Amazon Vine, and they were easy to assemble, they are lightweight, compact, and quite simple to use, and switch ON and OFF.Since they fit on any standard electric wall socket, I have plugged one calming pheromone diffuser in one of the electric outlets in the living room, while the other oil diffuser I plugged in the power outlet wall socket in my bedroom, and I found quite easy to notice when they are turned ON because they have little built-in lights on them.Additionally, these two dog calming pheromone diffusers release a very light scent that seems to please my dogs and they appear less agitated. Therefore, I am glad with this dog calming pheromone diffuser kit.
h.mountinbleau –
Good concept, not practical.
The product is as described. The diffusers appear to work great. My only problem is one diffuser only covers 700 ft and I found that to be rather impractical even in my small house. I don’t know if my dog got any benefit from it because even with two of them in one room I still don’t get the coverage that I need. Also I’m not sure but I started having a little bit of asthma once I was in the same room with my dog breathing the diffusers.
Shavana –
works great
This diffuser works swimmingly when it comes to soothing anxious pets. Harnessing the power of natural pheromones, this innovative diffuser creates a calming environment for dogs, helping to alleviate stress and anxiety. When plugged in, it releases a gentle, odorless vapor that mimics the pheromones emitted by a mother dog, providing a sense of security and comfort to anxious pups. Whether triggered by thunderstorms, fireworks, separation anxiety, or other stressful situations, this diffuser can make a noticeable difference in a dog’s demeanor, promoting relaxation and well-being. It’s like giving them a warm hug in the form of scent, helping them feel safe and secure in their surroundings. Plus, its long-lasting effects ensure continuous relief, making it an invaluable tool for pet owners looking to improve their furry friend’s quality of life.
Stefanie Ochoa –
Didn’t work for my dog
I see no difference with my dog
Ronnie –
Worked like advertised
I recently tried the Pheromone Diffuser for Dogs, and I am happy with its effectiveness. My dog is somehow anxious and restless sometime , now my dog seems much calmer and relaxed within just a few days of using the diffuser. The calming pheromones seemed to work wonders, providing a soothing environment that helped alleviate his anxietyThe product is also easy to use; simply plug it into an outlet, and it begins to release the dog-appeasing pheromones. The diffuser itself is well-designed and looks cute, blending seamlessly into any room without drawing attention.Overall, the Pheromone Diffuser for Dogs has been a helper for our household. It provides a source of comfort for my dog, I like it .
Living by the sea –
Item received in good condition in a branded box. The dog calming kit was suggested to us by my brother after discussing the issues we were having with our dog due to the amount of fireworks which are set off during festivals.These are great to see, as people / groups must spend a lot on the show they give off, but that’s where our problem starts. Our dog doesn’t like these loud bangs from the fireworks. The calming unit we have since tried and have to say this does help reduce our dogs anxiety that was far worse prior to using this kit. With the scent, this has no effect on any of our family members, but has the relaxing effect on our dog. Plugging the device in is the same as a normal plug which starts the scent once switched on. We always have this on 7-10 days before we know any fireworks are planned, to try to relax the dog.Ensure to place this where your pet spends a lot of time and goes too when any fireworks or loud bangs go off. This is a good product that has the desired effect with our dog.
Princess –
My dog is really anxious but after using the product i can see so much change in him and he is calmer than before with no side effects of this product is a huge hit for me.
TrustAndTruth –
I was a bit unsure if this would do much but I noticed a change in my dog’s behaviour after a few days. He normally jumps at small noises and gets worked up when visitors arrive, but since using this he’s been more relaxed and less reactive overall. I put it in the hallway where he spends most of his time and just left it plugged in. There’s no strong smell and the unit stays cool, so it’s safe to forget about. I didn’t expect it to work as well as it has but I’d definitely get another one if needed.
Steph –
This dog anxiety diffuser refill noticeably calmed my anxious dog during thunderstorms. It was simple to replace and lasted the a long time. While not a cure-all, it significantly reduced stress, making it a worthwhile purchase.
James –
This has been a great purchase. After using it my dogs have been way calmer and aren’t barking constantly. Highly recommended this for new dog owners. It has calmed them down.