Shower filter sales hit $1.5 billion in 2024 as more people blame their tap water — not their products — for dry skin, dull hair and stubborn irritation. Over 85 percent of U.S. households have hard water, and most municipal supplies are treated with chlorine or chloramines that strip skin and hair over time.
What Is Hard Water Actually Doing to Your Skin and Hair?
Hard water leaves a film of calcium and magnesium minerals on skin and hair, stripping natural oils and disrupting the skin’s protective barrier. A 2021 systematic review in Clinical & Experimental Allergy linked hard water to w...
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