evidence: Recent studies by ResearchGate on Health risks posed by microplastics in teabags have highlighted concerns about microplastics from tea bags contaminating food and water sources. In response, there is a growing movement towards more sustainable and eco-friendly tea bags. [...] A 2019 study found that a single plastic tea bag can release 11.6 billion microplastics and 3.1 billion nano plastics into one cup of tea. This is no doubt a major health concern for tea drinkers who love to have their daily cup of tea. [...] Plastic tea bags release microplastic and nanoplastic particles into a cup of tea, according to Canadian researchers.