--- product_id: 291265119 title: "Sentry Calming Diffuser Refill for Dogs, Reduces Barking, Chewing, Anxiousness, and Other Stress-Induced Behaviors, 30-Day Release" brand: "sentry" price: "HK$118" currency: HKD in_stock: true reviews_count: 3 category: "Sentry" url: https://www.desertcart.hk/products/291265119-sentry-calming-diffuser-refill-for-dogs-reduces-barking-chewing-anxiousness store_origin: HK region: Hong Kong --- # 30-day pheromone release Safe for all dog breeds Scientifically proven formula Sentry Calming Diffuser Refill for Dogs, Reduces Barking, Chewing, Anxiousness, and Other Stress-Induced Behaviors, 30-Day Release **Brand:** sentry **Price:** HK$118 **Availability:** ✅ In Stock ## Summary > 🐾 Calm vibes, happy pups—because stress is so last season! ## Quick Answers - **What is this?** Sentry Calming Diffuser Refill for Dogs, Reduces Barking, Chewing, Anxiousness, and Other Stress-Induced Behaviors, 30-Day Release by sentry - **How much does it cost?** HK$118 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/291265119-sentry-calming-diffuser-refill-for-dogs-reduces-barking-chewing-anxiousness) ## Best For - sentry enthusiasts ## Why This Product - Trusted sentry brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **30 Days of Calm:** Enjoy a full month of continuous stress relief with one diffuser refill. - • **Stress-Free Home:** Creates a soothing environment that helps your dog feel secure and relaxed. - • **Backed by Science:** Clinically tested to reduce barking, chewing, and anxiety-driven behaviors. - • **Safe for Every Pup:** Non-toxic, vet-approved solution suitable for dogs of all ages and sizes. - • **Anxiety Management Made Easy:** Effortlessly supports your dog's emotional well-being without medication. ## Overview The Sentry Calming Diffuser Refill delivers a scientifically validated pheromone formula that continuously releases for 30 days, effectively reducing stress-induced behaviors like barking, chewing, and marking in dogs. Safe for all breeds and ages, it offers a drug-free, vet-approved way to promote a calmer, happier pet environment. ## Description For more than a decade we’ve worked side by side with leading pet experts and top universities researching safe, effective ways to help pets lead happier, less stressful lives. SENTRY Calming Diffuser Refill for Dogs helps reduce unwanted behavior like excessive barking and marking. Safe and effective for use by dogs of all ages and breeds. Review: WOW! This works wonders. - It nearly IMMEDIATELY has a calming effect on my dogs. I was pretty surprised by how quickly and it worked and how effective it was. Review: Great product at wonderful price - This is a great product at a wonderful price! This helps our dogs that have a hard time with separation anxiety. This product works wonderful and is more than half the price of any other product we’ve used in the past. Thanks for a reasonably priced product! ## Features - EFFECTIVE: SENTRY Calming Diffuser for Cats helps reduce stress-related behavior. - Naturally promotes calmness: This diffuser mimics the pheromone produced by a mother cat to calm her kittens. - EASY-TO-USE PLUG-IN DIFFUSER: SENTRY Diffuser for Cats helps to alleviate problem behaviors triggered by new visitors in the home, and even introducing a new cat into the family. - 30-DAY RELEASE: SENTRY Calming Diffuser for Cats and Kittens is a long-lasting diffuser that releases a pheromone for up to 30 days. - SENTRY KNOWS Cats: For more than a decade, SENTRY has worked side by side with leading pet experts and top universities researching effective ways to help pets lead happier, less stressful lives and to strengthen their bonds with their owners. ## Technical Specifications | Specification | Value | |---------------|-------| | Customer Reviews | 4.6 out of 5 stars 11 Reviews | ## Images ![Sentry Calming Diffuser Refill for Dogs, Reduces Barking, Chewing, Anxiousness, and Other Stress-Induced Behaviors, 30-Day Release - Image 1](https://m.media-amazon.com/images/I/71UtGyjXF3L.jpg) ![Sentry Calming Diffuser Refill for Dogs, Reduces Barking, Chewing, Anxiousness, and Other Stress-Induced Behaviors, 30-Day Release - Image 2](https://m.media-amazon.com/images/I/71CG5v+kvpL.jpg) ![Sentry Calming Diffuser Refill for Dogs, Reduces Barking, Chewing, Anxiousness, and Other Stress-Induced Behaviors, 30-Day Release - Image 3](https://m.media-amazon.com/images/I/71EOltum1AL.jpg) ![Sentry Calming Diffuser Refill for Dogs, Reduces Barking, Chewing, Anxiousness, and Other Stress-Induced Behaviors, 30-Day Release - Image 4](https://m.media-amazon.com/images/I/81ElfRC2fnL.jpg) ![Sentry Calming Diffuser Refill for Dogs, Reduces Barking, Chewing, Anxiousness, and Other Stress-Induced Behaviors, 30-Day Release - Image 5](https://m.media-amazon.com/images/I/71qW7EF+7PL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ WOW! This works wonders. *by J***R on December 14, 2025* It nearly IMMEDIATELY has a calming effect on my dogs. I was pretty surprised by how quickly and it worked and how effective it was. ### ⭐⭐⭐⭐⭐ Great product at wonderful price *by C***D on June 17, 2025* This is a great product at a wonderful price! This helps our dogs that have a hard time with separation anxiety. This product works wonderful and is more than half the price of any other product we’ve used in the past. Thanks for a reasonably priced product! ### ⭐⭐⭐⭐⭐ Muy relajante para mi mascota *by A***R on July 24, 2022* El olor suave que no mdad alergias 🤧 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hk/products/291265119-sentry-calming-diffuser-refill-for-dogs-reduces-barking-chewing-anxiousness](https://www.desertcart.hk/products/291265119-sentry-calming-diffuser-refill-for-dogs-reduces-barking-chewing-anxiousness) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-06-03*