Heimly™ Allergen Neutralizing Diffuser
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Shipping & Returns
Shipping & Returns
We offer free tracked shipping on all orders.
All orders are processed by our fulfilment team within 24 hours.
We are currently experiencing high volume of orders so delivery times, depending on your location, range from 3-5 days.
We've made returning products super easy. Simply contact us support@heimly.co and we'll handle everything
How It Works
How It Works
Heimly uses proprietary AeroShield technology that releases proteins that bind to airborne allergens and neutralize them 24/7, ensuring your home is allergen-free around the clock. One device covers one room up to 400 sq ft. One refill lasts 32 days with continuous use.
Heimly neutralizes:
- Cat allergens: Fel d 1 and Fel d 4.
- Dog allergens: Can f 1 and Can f 2.
- Dust mite allergens: Der p 1 and Der f 1.
- Pollen allergens: Phl p 1 (timothy grass) and Bet v 1 (birch).
- Mold allergens: Alt a 1 (Alternaria alternata) and Asp f 1 (Aspergillus fumigatus).
When can I expect to see results?
When can I expect to see results?
Most Heimly users notice a clear reduction in allergy symptoms within 24–48 hours. For best results, keep it plugged it.
Product Details & Ingredients
Product Details & Ingredients
Heimly Allergen Neutralizing Diffuser is designed to neutralize allergens from cat dander, dog dander dust mites, pollen, and mold spores 24/7, ensuring your space is allergen-free around the clock
Our allergen neutralizing solution contains:
Distilled water, Sodium Chloride, Glycine, Leucine, Sodium Benzoate, Potassium Sorbate, Silica
it's odorless and safe around cats, dogs and kids
Trusted by 140,000+ Customers
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I was waking up every morning congested and couldn’t figure out why until I realized it was dust in my bedroom. We tried air purifiers and allergy pills that didn’t really help, but Heimly made a noticeable difference within just a few days. The morning sneezing was gone. I can finally wake up feeling clear and breathe comfortably again.
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I used to feel embarrassed constantly sneezing around my cat and dealing with allergies at home. I tried Heimly out of frustration and I’m so glad I did. It’s silent, easy to use, and has no weird smell. Within a week, my nighttime congestion improved, and now I can actually relax and breathe comfortably around my cat again. Wish I found it sooner.”
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After moving into our new home, my dog allergies got worse and nothing seemed to help even after spending hundreds on air purifiers. My sister-in-law recommended Heimly and I decided to give it a try I placed one in each room, and within a few days I noticed a big difference less sneezing and irritation around my dog. It’s been months now, and my home feels so much more comfortable. I really wish I had found this sooner.
Relief from dust, pet, and indoor allergies starts at home.
Traditional allergy treatments only mask symptoms like sneezing, congestion, and itchy eyes without addressing the allergens in your home.
Dust mites in your bedding, pet dander in the air, and everyday indoor particles continue to trigger reactions, no matter how many pills or sprays you use.
Heimly works differently.
Using advanced allergen-neutralizing technology, Heimly helps reduce common indoor allergens like dust, pet dander, and airborne irritants right where you live.
Designed for continuous use, it supports a cleaner, more allergy-friendly environment so you can breathe easier at home, day after day.
Allergens Are Everywhere, Even When You Can’t See Them
Allergens in your home aren’t always visible. They include microscopic particles like dust mite debris, pet dander, pollen, and other airborne irritants that circulate through your space every day.
Even in clean environments, these particles settle into your bedding, furniture, and carpets, then get released back into the air again and again.
That’s why symptoms like sneezing, congestion, and constant irritation keep coming back and never fully go away.
A Smarter Way to Handle Indoor Allergens
You’ve tried air purifiers, allergy pills, and expensive treatments.
But most solutions only focus on symptoms while allergens continue to circulate through your home.
Heimly is different.
It’s designed to help reduce common indoor allergens like dust, pet dander, and airborne irritants—right where they affect you most.
No more waking up congested.
No more feeling uncomfortable in your own space.
Heimly works quietly in the background, helping create a cleaner, more allergy-friendly environment so your home feels fresh, comfortable, and easier to breathe in.
Create a More Allergy Friendly Home in 3 Simple Steps
Heimly works quietly in the background to help reduce exposure to common indoor allergens, so your home feels cleaner, calmer, and easier to breathe in.
Plug it in
Place Heimly in the room where allergy symptoms affect you most. It starts working right away with no complicated setup, no noise, and nothing extra to manage each day.
Helps support cleaner indoor air
Heimly continuously works throughout your space to help reduce common indoor allergens like dust, pet dander, and airborne irritants that can build up in everyday living areas.
Breathe easier every day
With consistent use, your space can feel fresher, more comfortable, and easier to enjoy. Replace the refill every 60 days to maintain ongoing support.
Frequently Asked Questions
How does Heimly neutralize allergens?
How does Heimly neutralize allergens?
Heimly uses advanced allergen-neutralizing technology that continuously works throughout your space. It helps reduce common indoor allergens like dust mite particles, pet dander, and airborne irritants found in everyday home environments.
By interacting with these allergens in the air, Heimly helps lower their presence over time—supporting a cleaner, more comfortable space where you can breathe easier.
How long will it take to see results?
How long will it take to see results?
Most customers notice improvements within the first 24 hours - fewer sneezes and less eye irritation. By day 3, congestion starts easing and sleep improves. Full benefits typically develop over 5 days of continuous use.
Is there any smell when it's running?
Is there any smell when it's running?
Heimly is completely odorless during normal operation. The neutralizing compounds are undetectable to humans and pets. If you notice any unusual smell, please contact our support team for assistance.
Should I unplug Heimly at night?
Should I unplug Heimly at night?
No! Keep Heimly running 24/7 for continuous protection. Allergens like dust, pollen, pet dander, and mold can be present in your environment at all times, making continuous protection essential. Running the device day and night helps maintain cleaner air and reduces exposure, especially while you sleep when your body is more sensitive. The device is designed for continuous operation and uses minimal energy.
How often should I replace the refill?
How often should I replace the refill?
Replace the neutralizing compound refill every 30 days for optimal effectiveness. We recommend setting up a subscription to ensure you never run out of protection.
Is Heimly safe for children and pets?
Is Heimly safe for children and pets?
Yes, Heimly is completely safe for families. The neutralizing compounds are non-toxic, drug-free, and specifically designed to only target dust allergens - not humans or pets.
What's the difference between Heimly and air purifiers?
What's the difference between Heimly and air purifiers?
Air purifiers try to capture particles after they're already airborne. Heimly neutralizes allergens at the source, making them harmless even if they remain in your space. Plus, there are no filters to replace or loud fans running constantly.
Can I use multiple Heimly units in my home?
Can I use multiple Heimly units in my home?
Absolutely! Many customers use multiple units - one per room where they spend significant time. Each unit treats approximately 300 square feet effectively