Yes, this air purifier helps with dust mite allergy by effectively removing airborne particles such as dust and allergens. It features a three-stage filter system including a HEPA H13 filter that captures at least 99.95% of airborne particles smaller than 0.3 microns, which includes dust mite allergens. It also reduces particles smaller than 2.5 microns and 10 microns with near 100% efficiency, making it suitable for allergy sufferers. The purifier's performance in reducing dust and pollen particles has been positively reviewed, indicating it can improve air quality for those with dust mite allergies.