Mine isn't fancy at all... its the in-line filter by Culligan and I re-use my old shower head.
Unfortunately I have noticed some hair loss again the last two days, but still remarkably minimal. I attribute it more to the minoxidil than anything. Gonna read up on reverse osmosis and the like soon.
I am not sure if this is general advice or implying that I am a shower filter salesman... but just in case it is the latter, please be assured that I am not. I have two ancient accounts here (user ids aamiryou and bone1999) whose credentials I cannot remember, and a great job as a systems...
Sorry for the really old bump.
I moved back home in September and immediately noticed a huge increase in the amount of hair I shed each day. I wasn't sure what to amount it to -- added stress, environment, or just pure chance -- but I decided to give a shower filter a try and the difference...