Reverse osmosis water filter

Reverse osmosis (RO) water filters are effective for removing impurities like microplastics, nanoplastics, and other contaminants from tap water. However, they also strip essential minerals such as magnesium and calcium, so the water may need remineralization after filtration [1].

These filters are generally pricier, ranging from $300 to $600 for home units, but they can be cost-effective over time compared to buying bottled water. One significant advantage of reverse osmosis water is its perceived smoothness, which some people report as energizing, despite no conclusive scientific evidence supporting superior health benefits over other filtered waters [2 3].

When considering reverse osmosis filters, it's crucial to maintain them properly by changing filters regularly to ensure optimal performance. Additionally, while these filters can be expensive, they provide a relatively cleaner alternative compared to standard disinfection processes used in municipal water supplies, which might introduce disinfection byproducts that could affect health [1 4].