Are Air Fryers Safe? Experts Explain the Truth About “Forever Chemicals” and How to Reduce Your Risk

Air fryers are convenient, but some materials may contain chemicals worth understanding.

Air fryers have quickly become one of the most popular kitchen appliances thanks to their ability to cook crispy foods with far less oil than traditional deep frying. Their speed, convenience, and energy efficiency have made them a favorite in millions of households around the world.

However, some researchers and public health experts have raised concerns about a group of industrial compounds known as PFAS, often referred to as "forever chemicals." These substances have been used in certain non-stick coatings because they resist heat, grease, water, and stains. Their durability is useful in manufacturing, but it also means they can remain in the environment for a very long time.

It is important to note that not every air fryer contains PFAS, and the presence of these chemicals depends on the materials and coatings used by individual manufacturers.

What Are "Forever Chemicals"?

PFAS (per- and polyfluoroalkyl substances) are a large family of synthetic chemicals that have been used in consumer products for decades. They can be found in certain non-stick cookware, stain-resistant fabrics, food packaging, waterproof clothing, and some industrial applications.

Because PFAS break down very slowly, scientists have detected them in soil, water, wildlife, and even human blood samples. Researchers continue to study their long-term health effects.

Why Are Some Experts Concerned?

Most concerns focus on long-term, repeated exposure to certain PFAS over many years rather than occasional contact with a single product.

Some scientific studies have found associations between higher PFAS exposure and health outcomes, although research is ongoing and does not necessarily show that a specific household appliance directly causes disease.

Potential concerns under investigation include:

• Hormonal disruption
• Changes in cholesterol levels
• Reduced immune response
• Liver effects
• Fertility and reproductive health
• Increased risk for certain diseases in highly exposed populations

Scientists continue to evaluate how different PFAS compounds behave and what levels of exposure may present meaningful risks.

Do Air Fryers Release PFAS During Cooking?

Whether PFAS are released depends on the design, materials, manufacturing quality, and cooking temperatures of the appliance.

Many modern air fryers from reputable manufacturers are designed to meet safety regulations and may use alternative coatings or improved materials. However, damaged or scratched non-stick surfaces can potentially degrade over time.

Using an appliance according to the manufacturer's instructions can help reduce unnecessary wear.

How to Reduce Potential Exposure

Experts recommend several simple precautions:

• Buy appliances from trusted manufacturers.
• Replace baskets that have heavily scratched or peeling coatings.
• Avoid using metal utensils that may damage non-stick surfaces.
• Clean the basket gently using soft sponges.
• Do not overheat appliances beyond recommended temperatures.
• Replace old appliances that show significant coating deterioration.

These practices can also help extend the lifespan of the appliance.

Should You Stop Using Your Air Fryer?

For most people, experts do not recommend throwing away a functioning air fryer simply because of concerns about PFAS. Instead, they encourage consumers to make informed purchasing decisions, follow proper maintenance practices, and replace damaged cookware when necessary.

Overall exposure to PFAS comes from many different sources—not just kitchen appliances. Drinking water, food packaging, household products, and environmental contamination can all contribute to total exposure.

The Bottom Line

Air fryers remain a convenient and efficient way to prepare meals with less oil. While ongoing research continues to examine the potential health effects of PFAS, current evidence suggests that reducing unnecessary exposure through smart product choices and proper maintenance is a practical approach.

Understanding what materials are used in your cookware—and replacing damaged non-stick coatings when needed—can help you cook with greater confidence while continuing to enjoy the convenience of modern kitchen appliances.