Your kitchen is full of microplastics. Here’s how to eat less of them
By BBC, April 27, 2026Microplastics gush out of taps, flake off cookware and find their way into eggs, meat and vegetables.
They are tiny plastic particles that are now found in food, water and many everyday kitchen items.
While avoiding them completely is difficult, experts say people can reduce exposure through simple changes at home.
Microplastics are particles smaller than 5mm, while nanoplastics are even smaller.
They can enter food when plants absorb them from soil, animals consume contaminated feed, or food comes into contact with plastic during processing, packaging and storage.
They are found in fruit, vegetables, honey, bread, dairy, fish and meat. Studies also show they are present in eggs, rice and salt.
Experts say highly processed foods may carry more contamination because they pass through more plastic equipment and packaging.
One practical step is washing or rinsing some foods before cooking. Research has shown rinsing rice can reduce some plastic particles.
Washing meat and fish may also help, though it does not remove everything.
Fresh, whole foods are often recommended over heavily processed products. Fewer processing stages can mean fewer chances for contamination.
Water is another major source of exposure. Microplastics have been found in bottled water and tap water. Some studies suggest bottled water may contain higher levels, partly from the bottle and cap. Where tap water is safe, it may be a better option. Using a quality water filter, including a carbon filter, can also reduce particles.
Tea bags may also contribute. Some tea bags contain plastic used in sealing or packaging. Switching to plastic-free tea bags or loose tea can help lower exposure.
Food packaging matters too. Opening plastic wrappers, twisting lids or storing food in plastic containers can release particles. Experts suggest using glass or stainless steel containers where possible, especially for long-term storage.
Heat can make the problem worse. Heating food in plastic containers, pouring hot drinks into plastic cups or cooking with damaged non-stick pans may increase particle release. It is safer to avoid microwaving food in plastic and to replace scratched cookware.
Kitchen tools can also shed particles over time. Plastic chopping boards, spatulas, mixing bowls and worn sponges may release small fragments during use. Replacing damaged items with wood, glass, stainless steel or other durable materials can reduce risk.
Experts advise against throwing away every plastic item at once. A better approach is to replace worn, cracked, flaking or melted items gradually with safer alternatives.
Scientists are still studying how microplastics affect human health. They have been detected in blood, organs and other tissues, but the long-term effects are not yet fully understood. For now, reducing everyday exposure where possible is seen as a sensible step.