Are PFAS tied to blood sugar changes in mid-childhood?

What's actually in it

PFAS (per- and polyfluoroalkyl substances) are a group of man-made chemicals used to make products resist water, grease, and stains. They are often called "forever chemicals" because they don't break down in the environment or your body. Once they get into your system, they can build up over time.

According to a 2026 study in Environ Sci Technol, these chemicals have been found in human blood samples consistently for nearly two decades. They are not just sitting there. They interact with your body's systems in ways that we are only beginning to fully understand.

What the research says

While there is a lot of talk about how these chemicals affect our health, the current peer-reviewed research does not specifically link PFAS to changes in blood sugar levels for children. However, the science does show they are harmful in other ways.

A 2026 study in Env Sci Adv found that higher levels of PFAS in human blood are directly tied to elevated blood lipid levels. This means these chemicals can disrupt how your body handles fats, which is a major health concern.

Other research highlights the risks of high exposure during critical life stages. A 2026 study in Environ Res looked at pregnancy blood pressure in relation to high PFAS exposure. It confirms that these chemicals have measurable effects on the body's internal systems, even if they aren't the direct cause of every health issue we track.