You'll use the CLR household cleaner (which refers to calcium, lime and rust) or vinegar to create a 50/50 mixture with water, which is what actually cleans your shower head.

What Happened When I Tried CLR Stainless Steel Cleaner on My Appliances I decided to try the foaming spray on my fridge, aka, my smudgiest stainless steel appliance — and within seconds, I knew ...