Get Dual HEPA 14 Purification
INVEST IN CLEAN AIR AND BRAIN HEALTH
The doctor-designed, third-party-tested purifier proven to support brain health, better sleep, and long-term vitality.
Industry-Leading HEPA-14 Filtration
Zero-Ozone Technology
Third-Party Verified Performance
I started Lichen Air because clean air directly promotes better wellness, especially when it comes to our brains. I wanted a better solution for friends, family and home, so we built one.
-Austin Perlmutter, MD
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Free Shipping - 30-Day Risk-Free Trial - Fast Delivery in USA
Free Shipping. 30-Day Risk-Free Trial. Fast Delivery in USA.
The Air In Your Home Could be 5x Dirtier Than What's Outside
The Air In Your Home Could Be 5× Dirtier Than What's Outside
Everyday activities — cooking, cleaning, candles, even furniture — release ultrafine particles that linger for hours.
Add mold, pet dander, and city pollution, and your home becomes a hidden source of fatigue and inflammation.
We breathe 20,000 times a day, and each breath impacts how we think, sleep, and feel — yet most purifiers barely touch the problem.
Meet the Physician-Designed Solution to Everyday Air Pollution
Meet the Physician-Designed Solution to Everyday Air Pollution
When we discovered how polluted indoor air truly is, we created something different — Lichen Air. Focused on cognitive performance and long-term brain health, Lichen Air is the only physician-designed, third-party-verified purifier to remove pollutants that affect brain and body — using industry-leading dual HEPA-14 filters, zero-ozone technology, and powerful purification for large spaces — helping you think clearer, sleep better and live a healthy life.
Dual HEPA 14 Filters
Activated Carbon Filters
AHAM Verifide Room Size: 673 Square Feet
Smoke CADR: 434 CFM
Dust CADR: 425 CFM
Pollen CADR: >450 CFM
Real-Time Air Quality Monitor
Sleep Mode
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Designed to Protect Your Brain Wellness and Overall Longevity
Made for Easier Breathing Every Day — Less congestion, fewer sneezes, and comfort you can feel.
Designed for Deeper, Restorative Sleep — Clean air supports brain recovery and better rest.
Naturally Fresh Atmosphere — Fresh air without chemical scents or ozone gimmicks.
Energy-Efficient Performance — Maximum freshness with minimal electricity.
Peaceful Ambience — No distracting lights or noise on sleep mode — just quiet, smart purification.
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WHY CHOOSE LICHEN AIR?
FEATURE
Filter Type
Ozone Emission
Coverage
Noise Level
Display
Third-Party Testing
Doctor Involvement
Value
Most Purifiers
"HEPA-like" / HEPA-13
lonizers produce ozone
Unverified claims
Loud or ineffective
Decorative lights only
Rare or none
Marketing endorsements
Up to $1,200 for fewer features
LICHEN AIR
HEPA-14 (99.995%)
Does Not Produce
AHAM-verified
Under 55 dB on Max - Quiet & Powerful
Real-time PM 2.5 Air Quality Display
AHAM & Energy Star Verified
Physician-Designed & Trusted
FEATURE
Filter Type
Ozone Emission
Coverage
Noise Level
Display
Third-Party Testing
Doctor Involvement
Value
Most Purifiers
"HEPA-like" / HEPA-13
Produce ozone
Unverified claims
Loud or ineffective
Decorative only
Rare or none
Marketing endorsements
Up to $1,200 for fewer features
LICHEN AIR
HEPA-14 (99.995%)
Does Not Produce
No ozone
AHAM-verified
Under 55 dB on Max
Real-time Display
AHAM & Energy Star
Physician-Designed & Trusted
$800
The Lichen Air Health Experts
Make the switch to a doctor-designed air purifier shown to efficiently and quietly remove key indoor air pollutants.
You breathe 20 000 times a day — make every breath count.
Get LICHEN AIR
Free Shipping · 30-Day Risk-Free Trial · Zero Ozone · Doctor-Designed · Verified Performance
Get $200 Off