Walk into any Danish home and you’ll likely find a BRITA jug sitting on the kitchen counter. It’s become almost standard a simple, affordable way to improve tap water. But how much is it actually doing? And how does it compare to a reverse osmosis system? The difference is bigger than most people realise and understanding it could change how you think about the water you drink every day. We’re not here to tell you one is good and one is bad. We’re here to give you the full picture so you can make the right decision for your home.