Water filtration is certainly nothing new, and that’s for good reason! Water filters have plenty of benefits, like removing harmful substances from water such as chemicals, bacteria, and viruses. Today’s shower filters often also filter out minerals from hard water, like magnesium and calcium, that can make lathering and rinsing tough, leaving hair dull and straw-like, and irritating the skin. But how do you know what shower filter to buy?

If you’re looking for the right shower filter, you can choose from a showerhead filter, an inline filter, or one that combines the two. There are various cartridges, too, like multi-level carbon, kinetic degradation fluxion, and vitamin C filters, each of which has its own advantages.

And if you’re noticing the effects of minerals or chemicals from your water on your hair, skin, or shower walls, you’ll definitely want to take a look at this shower filter infographic to better understand the benefits offered by different types of filters and cartridges, before investing in one.