Can microplastics and nanoplastics from household products damage your heart and blood vessels?

What's actually in it

Microplastics and nanoplastics from food packaging, water bottles, synthetic clothing, and household dust enter your bloodstream through your gut and lungs. Once in the blood, these particles can lodge in blood vessel walls and heart tissue. Your cardiovascular system is directly exposed to the plastic particles circulating in your body.

What the research says

A 2026 review in Nat Rev Cardiol examined the evidence on how microplastics and nanoplastics affect cardiovascular health. The review found that plastic particles can trigger inflammation in blood vessel walls, promote plaque formation, cause oxidative stress in heart cells, and disrupt normal heart rhythm.

Nanoplastics are small enough to enter individual cells and damage mitochondria, the energy-producing structures that heart cells depend on. The heart beats over 100,000 times a day and can't afford to lose energy production.

Reduce plastic particle exposure by using glass and stainless steel for food and drinks. Avoid heating food in plastic. Filter your water and minimize processed, heavily packaged foods.