In today’s world, the menace of microplastics is an alarming threat to our health. Whether it’s from bottled water, table salt, or even our favorite beverages, these tiny plastic particles have found their way into human tissues. A recent study has brought to light another surprising source of microplastics: tea bags.
Spanish researchers have conducted a groundbreaking study, revealing that tea bags can release billions of microplastics and nanoplastics into the hot water when dipped. The study used advanced laser technology to capture how these plastic particles are released from the bags. What they found is concerning for tea drinkers everywhere.
Three types of tea bags were tested: polypropylene, cellulose, and nylon-6. The results were shocking. Tea bags made from polypropylene released an astonishing 1.2 billion particles per milliliter, with an average size of just 136.7 nanometers. Cellulose bags released around 135 million particles per milliliter, with particles averaging 244 nanometers in size. Nylon-6 bags released 8.18 million particles per milliliter, with an average size of 138.4 nanometers.
What’s more alarming is that these tiny particles are easily absorbed by the human body. Within 24 hours of consumption, the particles can reach the nucleus of intestinal cells, where they pose potential health risks. Long-term exposure to these micro and nanoplastics in the gut may contribute to inflammatory bowel disease and disrupt the immune system.
Although many companies claim to use paper instead of plastic in their tea bags, the reality is that most still contain plastic in small amounts to help shape the bags. This means that even so-called “paper” tea bags can still release harmful microplastics into your cup.
So, what can tea lovers do to reduce their exposure to microplastics? One solution is to opt for loose-leaf tea instead of tea bags made from synthetic polymers. Another recommendation is to brew tea using filtered water, which can help minimize the amount of microplastics in your drink. For those who prefer the convenience of tea bags, look for ones made entirely from paper or cotton, which have a lower risk of plastic contamination.
-Rashmi Kumari
