Efficient. Love the product. Am telling others.
We are facing challenges here on the NC coast. So grateful to have a filter to use for our tap. Thanks
By Dory R.
Sunday, November 8, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
527 reviews
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Cyclopure is a materials science and environmental engineering firm headquartered in Evanston, Illinois. The company has developed a novel adsorbent (tradename DEXSORB®) with high selectivity for diverse PFAS structures, regardless of chain length, structure, or functional group. DEXSORB is commercialized for multiple PFAS related uses, including (i) environmental monitoring, (ii) household filtration products, and (iii) municipal + industrial treatment systems.
Cyclopure (cyclopure.com) has 527 customer reviews on The Fair Hearing, with an average rating of 4.7 out of 5.
Showing 458 reviews with 5 stars · Clear filters
We are facing challenges here on the NC coast. So grateful to have a filter to use for our tap. Thanks
By Dory R.
Everything was great. I had a couple issues but they were resolved very quickly and easily. Thank you so much glad I know my water is being filtered properly now
By customer
Super customer service.
By Shannon
Fast and well priced.
By amber
Shipping was on time. Results were emailed quickly. Thanks
By Rusty P.
Very please with customer service and results received from Cyclopure. Results were received as expected within 10 working days. Specially pleased with help received from Katie Cassou. She was very accessible and helped in interpreting the test results. Thank you again for your service.
By Henry N.
Satisfied with results. Staff was extremely helpful.
By customer
Very comprehensive testing.
By customer