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7 Reasons Women Are Swapping Their Shower Head Instead of Their Shampoo

By Rachel Morgan, Health & Beauty Editor
Updated October 2, 2026 · 6 min read

Summary: You've tried every shampoo, mask and oil. Your hair still feels like straw.

The problem might not be what you put on your hair – but the water you rinse it with. Chlorine, hard-water minerals and metals from the pipes build up in your hair with every shower.

Klarwell is a filtered shower head that catches them before the water ever touches you. Two minutes to install. No plumber.

7 Reasons Women Are Swapping Their Shower Head Instead of Their Shampoo
Same shampoo, same routine – only the water changed.

More than 1 in 5 Americans get tap water treated with chloramine, according to the EPA – and utilities are allowed to keep up to 4 milligrams of chlorine per liter in it. On top of that, large parts of the country have hard water, full of calcium and magnesium (USGS).

That keeps drinking water safe. It's not great for your hair. Every time you shower, you rinse your hair with this water – and what's in it stays behind.

If your hair feels worse after washing than before, here are 7 reasons why – and why more and more women are fixing it right at the shower head.

1

It's Not Your Shampoo – It's Your Water

In a study published in the International Journal of Dermatology, hair washed in hard water carried about three times as much calcium and four times as much magnesium as hair washed in distilled water. Under the electron microscope, the hair surface looked ruffled.

That mineral film is why hair feels rough, dull and heavy – no matter how expensive your shampoo is.

The Klarwell solution: Klarwell filters your water right inside the shower head – before it reaches your hair.

It's Not Your Shampoo – It's Your Water
2

Hard Water Makes Your Hair Measurably Weaker

In a 2018 study with 70 participants, hair washed in hard water had significantly lower tensile strength than hair washed in deionized water – it breaks more easily.

And here's what most women don't know: not every hair in the drain has fallen out. Many simply snapped off.

The Klarwell solution: Less buildup in your hair means stronger strands – and fewer of them in the drain.

Bonus: Your hairbrush will thank you.

Hard Water Makes Your Hair Measurably Weaker
3

Colored and Damaged Hair Gets Hit Twice

Damaged hair binds even more calcium and magnesium than healthy hair, researchers found (Journal of Cosmetic Science, 2011). That's a vicious circle: the more damaged your hair, the more minerals it soaks up – and the more damaged it gets.

Copper from water pipes adds to it: a study by Procter & Gamble scientists showed that copper deposited from tap water speeds up hair damage from UV light. And chlorine makes color fade faster – which is why your salon color turns dull and brassy long before your next appointment.

The Klarwell solution: Klarwell reduces chlorine and binds heavy metals like copper – so your color stays vibrant longer between salon visits.

Colored and Damaged Hair Gets Hit Twice
4

Your Expensive Hair Care Never Gets a Chance

Hard water leaves more shampoo residue behind. In a study in the Journal of Investigative Dermatology, more detergent stayed on the skin after washing with hard water – and the skin lost more moisture.

That's the itchy scalp after washing. The tight skin after showering. And the reason your mask can't do what it promises: it's fighting the water you rinse it out with.

The Klarwell solution: With filtered water, shampoo lathers better and rinses out cleaner – and your hair care can finally do its job.

Bonus: You'll use less shampoo.

Your Expensive Hair Care Never Gets a Chance
5

Klarwell Filters the Water Before It Touches Your Hair

Inside the Klarwell shower head sits a multi-layer filter cartridge:

– KDF-55 neutralizes chlorine and heavy metals – and keeps working even in hot water.
– Calcium sulfite rapidly removes chlorine and chloramine, even at full flow.

Together they reduce up to 98% of chlorine, bind heavy metals and help reduce hard-water minerals – right where the water comes out.

The Klarwell solution: Clean water that feels softer – at full pressure, at any temperature, every single day.

Klarwell Filters the Water Before It Touches Your Hair
6

You'll Feel the Difference From the First Showers

Softer hair that's easier to comb. Less frizz. Color that stays vibrant longer. A calm scalp, and skin that doesn't feel tight after you dry off.

The shower itself gets better too: Klarwell's micro-nozzles create a powerful rainfall spray with up to 200% more pressure – while using up to 30% less water.

The Klarwell solution: A spa-like shower that's good for your hair – every morning.

Bonus: Your water bill gets smaller, too.

You'll Feel the Difference From the First Showers
7

Installed in 2 Minutes – Try It for 90 Days

Klarwell fits every standard shower connection (1/2-inch thread). Unscrew the old head, screw on Klarwell – done. The wrench and plumber's tape are in the box. No plumber, no tools of your own.

Every 60 days you swap the filter in seconds: unscrew the faceplate, drop in a fresh cartridge, done.

The Klarwell solution: You risk nothing – try Klarwell for 90 days or get your money back.

And right now there's an exclusive reader offer through this article.

Installed in 2 Minutes – Try It for 90 Days

Regular Shower Head vs. Klarwell

Regular shower headKlarwell
Filters chlorine & chloramine✗✓
Binds heavy metals like copper✗✓
Helps reduce hard-water minerals✗✓
Up to 200% more pressure✗✓
90-day money-back guarantee✗✓

Klarwell – Filtered Water for Healthier Hair

Klarwell
  • Filters up to 98% of chlorine and chloramine
  • Binds heavy metals like copper
  • Helps reduce hard-water minerals
  • Rainfall spray with up to 200% more pressure
  • Installed in 2 minutes – fits every standard shower
  • 90-day money-back guarantee

How Klarwell Works

1

Unscrew your old shower head

Twist it off the shower connection. Takes about ten seconds.

2

Screw on Klarwell

Wrap the thread with the included tape and tighten Klarwell by hand or with the included wrench. The filter is already inside.

3

Shower – Klarwell does the rest

Every shower now runs through the filter. Every 60 days, swap the cartridge in seconds.

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Frequently Asked Questions

Tomorrow morning you'll wash your hair again. The only question is which water you'll rinse it with.

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Sources

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