To know exactly what minerals your water contains, try testing it with water hardness testing strips. You can pick up testing strips at your local hardware store.

Home ion exchangers are ideal for hard water rated medium to very hard. They are one of the most common choices for improving household water. You may want to run a hard water test first to note the kinds of minerals in your water. Some softening systems may be better at removing certain contaminants than others. Prices will vary according to model and region, but these kinds of softeners generally run between $500 and $1,500.

The sediment will most likely be white and chalky. That’s the calcium leaving the water. Boiling doesn’t get rid of all the impurities in hard water, only the calcium. However, calcium is usually what causes the unpleasant smell and taste, so it can greatly improve your water. [4] X Research source

You can also bathe in baking soda water to make the water feel smoother on your skin. Sprinkle 1/4 cup (32 g) of baking soda into your bath, then soak in it. When you’re done, scrub your body with soap to get rid of any residue.

The carbonate ions from washing soda react with the calcium and magnesium ions that are in hard water. The reaction eventually leads to the calcium and magnesium dissolving, leading to softer water. Only use washing soda in your laundry, not anywhere else. Long-term washing soda use can lead to limescale buildup, which can clog narrow pipes.

Most aquarium-sized reverse osmosis filters cost around $60. There are reverse osmosis filters that can fit on your home’s water supply; however, they’re usually around $1,500.

You can also use this as a decoration for your tank.

Peat moss may turn your water a slightly yellow-green color; however, it doesn’t mean the water is dirty.