Clinical Studies

Our products are lab tested and proven to treat hard water effects on your hair and skin.

  • Lab reports showed the filter reduces +90% of chlorine, and heavy metals as well as rust and odour.

    Hello Klean Shower Filter

  • A clinical study on 12 subjects living in a hard water area showed improved hydration up to 5 hours after single use.

    Nourishing Micronutrient Wash

  • Clinically proven to remove hard water residue, product buildup, and everyday pollution with just one wash.

    Clarifying Scalp Soak

1 of 3

Before & Afters

Results from our community.

1 of 12

In The Press

Read some reviews from our community & media.

Seen in Daily Mail.

"I realised a huge difference the shower water was making on my skin after moving to London. Then I came across Hello Klean. I won't shower without using it now."

Read the article

Featured in PopSugar

"I can honestly say that I will continue to use a shower filter for the foreseeable future.

With my new knowledge about what unfiltered water does to hair and skin, I could never go back.

And I've seen a significant change in the texture of both my skin and hair."

Read more
  • "My hair felt softer with the first filtered wash."

    Sarah Jossel, Sunday Times Style on Hello Klean Shower Filter

  • "This is one of my favourite products of all time."

    Rebecca Hull, Sheer Luxe on Clarifying Scalp Soak.

  • The Best Beauty Picks To Celebrate Lunar New Year

    Read more 
  • Apple Cider Vinegar Is The Need-To-Know Ingredient

    Read more 
  • The Best Body Washes For A Daily Indulgence

    Read more 
  • How To Reverse The Effects Of Hard Water On Hair And Skin

    Read more 
1 of 4

Hello Klean is the most trusted brand for hard water.

  • We use FDA approved filtration ingredients.
  • Formulated and clinically proven for hard water areas.
  • Dermatologist tested and safe for sensitive skin and scalps.
  • Formulated without sulphates, silicones, parabens, mineral oil and other 1,600 banned ingredients by the EU.
  • +80,000 happy customers in the UK, EU and US.

Time to take action

1 of 6