Is PFAS Exposure Linked to Higher Miscarriage Risk?

The Data on PFAS and Pregnancy

You have likely heard that PFAS (the forever chemicals) are linked to everything from hormone disruption to developmental issues. Naturally, many people wonder if these chemicals are also driving the rise in miscarriage rates. A 2026 study published in Environmental Health Perspectives, the Norwegian Mother, Father and Child Cohort study, set out to find a definitive answer.

Researchers analyzed blood plasma concentrations of 7 different PFAS compounds in 2,525 women. They compared those who had experienced a recent miscarriage against those who had not. The result? They found no clear association between PFAS concentrations and miscarriage risk. The odds ratio for the total PFAS mixture was 0.95, meaning the data did not show a statistical link in this specific group of nulliparous women.

Why This Matters for Your Home

While this specific study did not find a link to miscarriage, it does not mean PFAS are safe. We know these chemicals persist in the environment and accumulate in our bodies. Just because they weren't the primary driver of miscarriage in this study doesn't mean they aren't causing other issues like endocrine disruption or immune system interference. You are still being exposed to them through nonstick pans, water-repellent fabrics, and plastic food packaging every single day.

The best approach is to reduce your total body burden of these chemicals wherever you can. Start by swapping out your nonstick cookware for stainless steel or cast iron and ditching plastic food storage. When you are preparing for a new arrival, focus on non-toxic baby alternatives that are tested and free from unnecessary chemical coatings. You cannot control every environmental factor, but you can control what you bring into your home.

Also see glass food storage for safer alternatives.

Source: Grindstad T, Magnus MC, Di Nallo A, Ramlau-Hansen CH, Liew Z (2026). Environ Res.