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“WASHINGTON— Popular pet flea collars and treatments contain high levels of toxic PFAS chemicals, according to laboratory test results posted today by Public Employees for Environmental Responsibility.
PFAS (per-and polyfluoroalkyl substances) are associated with a variety of ailments, including suppressed immune function, thyroid disease, testicular and kidney cancers and liver damage.
Popular flea and tick products were sent to a certified lab, which found that:
- Frontline Plus for Dogs, a popular topical flea and tick product, contains 2,390 parts per trillion (ppt) of four different PFAS, including GenX. Frontline is a liquid pesticide applied between the pets’ shoulder blades once a month; it spreads throughout the skin and fur.
- Seresto flea and tick collars contain 250 ppt of a long-chain PFAS. Seresto is a plastic band impregnated with insecticides and other ingredients that are released over time and coat an animal’s fur…”