3 ms·Reverse osmosis only for peace of mind. Nothing else is worth it in my opinion.by armitron 8y agoReverse osmosis only for peace of mind. Nothing else is worth it in my opinion.hokkos 8y agoBut then there is not enough minerals in the water. How do you deal with that ?ohthanks 8y agoYou can remineralize with limestone post-filtration. Or eat food.