Key Takeaways

Exposure to higher levels of certain PFAS chemicals was associated with greater weight regain among teens who underwent bariatric surgery.

The research suggests environmental factors like exposure to endocrine-disrupting chemicals may impact the long-term success of obesity treatment.

PFAS are commonly used synthetic chemicals in products such as nonstick cookware, food packaging, and water-and stain-repellent textiles.

Greater exposure to per- and polyfluoroalkyl substances (PFAS), a family of endocrine-disrupting chemicals, may undermine some of the benefits of bariatric surgery for teens, data from the Teen-LABS study found.

Among 186 adolescents with obesity who underwent bariatric surgery, higher serum concentrations of three PFAS subtypes -- PFOS, PFHxS, and PFHpS

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