--- product_id: 150151613 title: "Cold & Flu Blocker Gel, Invisible Nasal Barrier, Cool Menthol 3g" brand: "nasalguard" price: "$39.98" currency: USD in_stock: true reviews_count: 10 category: "Nasal Guard" url: https://www.desertcart.us/products/150151613-cold-and-flu-blocker-gel-invisible-nasal-barrier-cool-menthol store_origin: US region: United States of America --- # Up to 6 hours continuous protection TSA-approved, travel-friendly tube Blocks 1000+ airborne particles per application Cold & Flu Blocker Gel, Invisible Nasal Barrier, Cool Menthol 3g **Brand:** nasalguard **Price:** $39.98 **Availability:** ✅ In Stock ## Summary > 🛡️ Breathe Boldly, Live Freely — Your Invisible Allergy Armor ## Quick Answers - **What is this?** Cold & Flu Blocker Gel, Invisible Nasal Barrier, Cool Menthol 3g by nasalguard - **How much does it cost?** $39.98 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/150151613-cold-and-flu-blocker-gel-invisible-nasal-barrier-cool-menthol) ## Best For - nasalguard enthusiasts ## Why This Product - Trusted nasalguard brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Long-Lasting:** Tiny TSA-compliant tube lasts up to two years with minimal use—carry confidence wherever you go. - • **Safe for the Whole Family:** Non-drug formula with zero known medication interactions, ideal for adults, kids, and seniors alike. - • **Clinically Proven & Trusted:** Backed by patented technology and healthcare professionals for reliable cold, flu, and allergy protection. - • **Effortless, On-the-Go Defense:** Just a single drop forms a protective gel layer—perfect for busy professionals navigating crowded airports and offices. - • **Invisible Shield Against Allergens:** Creates a drug-free, electrostatic barrier that traps pollen and pollutants before they enter your nasal passages. ## Overview NasalGuard Cold & Flu Blocker Nasal Gel is a scientifically validated, drug-free nasal barrier that blocks thousands of airborne allergens and virus-sized particles. With patented electrostatic technology, it offers up to 6 hours of continuous protection per application, is safe for all ages, and is TSA-approved for travel. Trusted by healthcare professionals and designed for effortless daily use, NasalGuard empowers you to navigate crowded spaces confidently without compromising your health or routine. ## Description Product Description Introducing NasalGuard Cold & Flu Blocker Nasal Gel About Us For over 25 years, we've provided a drug-free solution for airborne particle protection. Our groundbreaking topical gel creates an invisible shield to block contaminants from entering your nasal passages. With patented technology, we offer protection without drowsiness or side effects. Trusted globally, with patents in the US, UK, Canada, China, and Japan, we invite you to breathe freely and live without airborne irritants. Breathe Easy and Enjoy Your Day with Drug-Free, Proven Safe Protection from Virus-sized Particles. Based on simple physics, NasalGuard is a proven nasal filtering gel that effectively blocks the inhalation of airborne particles. With just a single drop, NasalGuard forms a protective barrier, blocking thousands of irritants from entering your body. NasalGuard is drug-free, making it safe for the whole family, and it has no known interactions with other medications. You can use it anytime, anywhere, without concerns about side effects. Easy and Convenient Cold & Flu Protection Defend against cold and flu particles effortlessly with NasalGuard. Just a small dab of the non-greasy gel creates an invisible barrier to block virus-sized particles. Perfect for use at home, work, or on the go, stay protected wherever you are. Immediately Starts Working NasalGuard Cold & Flu Block starts working the moment you apply it, providing up to 6 hours of protection against virus-sized particles. For optimal defense, reapply every 2 to 4 hours or just before exposure to crowded or high-risk environments. If your nose or face becomes wet, simply reapply to maintain its effectiveness. Safe for Air Travel Travel with NasalGuard Cold & Flu Block. Approved for airplane travel, it helps shield you from virus-sized particles in confined spaces, so you can arrive at your destination protected and ready to enjoy your trip. Trusted by Healthcare Professionals NasalGuard is trusted and recommended by healthcare professionals across the country for its proven ability to block virus-sized particles. Join the countless users who rely on NasalGuard to reduce their risk of exposure during cold and flu season. NasalGuard nasal gel is a revolutionary solution that enhances nasal protection by utilizing a cationic (positively-charged) polymer. This innovative approach creates a safe electrostatic field around the nasal passages, effectively trapping airborne particles with opposite charges and repelling those with similar charges. With its patented technology, NasalGuard significantly reduces the inhalation of harmful airborne particles even before they enter your body. One of the notable advantages of NasalGuard is its lack of active drug ingredients. This feature ensures that the gel does not interfere with any medications. Therefore, individuals can confidently incorporate NasalGuard into their daily routine without concern for adverse drug interactions. Review: Always use in crowded areas. - Easy to use and so far it’s worked for us on planes and crowded buses, airports etc.. easy to carry in pocket or bag. Been using for years but last one cracked at the top and leaked? Still bought a replacement though as a good product. Review: Top product. Always carry a tube. - Wouldn't be without this product. Just a small amount gives you a lot of protection in crowded places. Every time I use air travel and apply this I don't get a cold. Good value because by using a small amount a tube can last two years and there is no expiry date. No smell. No longer available in shops. ## Features - MAXIMIZE YOUR DEFENSE - Elevate your allergy protection with NasalGuard. Applying this breakthrough nasal gel around your nose provides an additional layer of defense against airborne particles, pollutants, and allergens. Enjoy your day without the worry of allergies holding you back. - BACKED BY SCIENCE - NasalGuard is a scientifically proven nasal filter gel that offers targeted relief for pollen allergy sufferers. With its innovative formula, it effectively blocks the inhalation of airborne particles, ensuring you can breathe freely and comfortably. Experience the power of science in combating allergies. - EFFORTLESS APPLICATION - Applying NasalGuard is a breeze. Just a drop of this advanced nasal gel around your nostrils and upper lip creates a protective barrier, preventing thousands of airborne particles from entering your body. It's a simple and convenient solution for long-lasting protection against allergens. - FOR THE WHOLE FAMILY - NasalGuard is safe for the whole family, with no known drug interactions. Whether you're a child, adult, or senior, you can use it confidently any time of the day. Feel at ease knowing NasalGuard won't interfere with other medications you may be taking. - TRAVEL WITH CONFIDENCE - Before stepping into public spaces like airports and airplanes, arm yourself with NasalGuard. It provides you with the confidence to navigate through potentially contaminated cabin air. This portable and TSA-compliant gel comes in a convenient tube that can accompany you effortlessly in your pocket, purse, or carry-on. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07P5J6NFX | | Age Range Description | Adult | | Age range (description) | Adult | | Best Sellers Rank | 27,466 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 9 in Cold & Flu Prevention | | Brand | NasalGuard | | Brand Name | NasalGuard | | Container Type | Tube | | Country Of Origin | USA | | Customer Reviews | 4.3 out of 5 stars 299 Reviews | | Item Form | Gel | | Item Weight | 0.02 Kilograms | | Item form | Gel | | Item weight | 0.02 Kilograms | | Manufacturer | Trutek Europe LTD | | Manufacturer Part Number | NGCF | | Model Number | NG-CF-UK | | Net Content Count | 1 Tube | | Net Content Weight | 0.1 Ounces | | Number of Items | 1 | | Number of items | 1 | | Package Type Name | Tube | | Special Features | Clinically Proven | | Specific Uses For Product | Cold | | Specific uses for product | Cold | | Target Audience | Unisex-Kids, pregnancy | | Target Use Body Part | Skin | | Unit Count | 1.0 gram | ## Product Details - **Age range (description):** Adult - **Brand:** NasalGuard - **Item form:** Gel - **Item weight:** 0.02 Kilograms - **Number of items:** 1 - **Package information:** Tube - **Specific uses for product:** Cold - **Target audience:** Unisex-Kids, pregnancy - **Unit count:** 1.0 gram - **Use for:** Skin ## Images ![Cold & Flu Blocker Gel, Invisible Nasal Barrier, Cool Menthol 3g - Image 1](https://m.media-amazon.com/images/I/51AcVz3CyDL.jpg) ## Questions & Answers **Q: What are the ingredients?** A: The ingredients are listed as: DI Water, Glycerin, Cetyl Alcohol, Polyquats, Lipomulse Luxe, Quaternized Wheat, Menthol, Preservatives, Other Cosmetic Grade Ingredients. Hope that helps! **Q: Is this product legal to take to Japan?** A: No idea **Q: Is this product legal to take to Japan?** A: I don't know the answer to this **Q: What date does this expire?** A: It says in the description above that there is no expiry date and it has an indefinite shelf life because of the way it is made. Read the descriptions guys... ## Customer Reviews ### ⭐⭐⭐⭐⭐ Always use in crowded areas. *by S***Y on 26 February 2026* Easy to use and so far it’s worked for us on planes and crowded buses, airports etc.. easy to carry in pocket or bag. Been using for years but last one cracked at the top and leaked? Still bought a replacement though as a good product. ### ⭐⭐⭐⭐⭐ Top product. Always carry a tube. *by D***D on 24 October 2025* Wouldn't be without this product. Just a small amount gives you a lot of protection in crowded places. Every time I use air travel and apply this I don't get a cold. Good value because by using a small amount a tube can last two years and there is no expiry date. No smell. No longer available in shops. ### ⭐⭐⭐⭐ Very effective *by S***N on 19 February 2026* This is amazing. First time I’ve never picked up any nasty bugs on a plane. Very effective but tiny. ## Frequently Bought Together - NasalGuard Cold&FluBLOCK Gel for Protection from Cold and Flu and Blocking Virus-Sized Particles (Menthol) - Drug-Free and Proven Safe - Over 150 Applications Per Tube (0.1 oz, Pack of 1) - Vicks Nasal Spray For Blocked Nose, First Defence, Relief Of Cough Cold And Flu Like Symptoms, Nose Spray Helps To Inactivate & Remove Cold Viruses, Blocked Nose Relief, Cold Virus Blocker, 15 ml - BioSURE PRO Nasal Spray 600 Hours Protection per Bottle (20ml) | Scientifically Proven Drug Free Barrier to Help Protect Against Viruses, Colds, Flu, HayFever, & Allergies | 6h Antiviral Protection | --- ## 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.us/products/150151613-cold-and-flu-blocker-gel-invisible-nasal-barrier-cool-menthol](https://www.desertcart.us/products/150151613-cold-and-flu-blocker-gel-invisible-nasal-barrier-cool-menthol) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-23*