Restoring scalp health requires more than surface-level hydration
Lifestyle
N
News1812-01-2026, 08:04

Hard Water & Cold Air Damage Scalp: pH Balance is the Key to Recovery

  • Hard water minerals (calcium, magnesium) create residue, disrupting the scalp's lipid barrier and causing dryness and inflammation.
  • Cold, dry air in winter accelerates moisture loss, leading to scalp tightness, flaking, and disrupting the scalp microbiome.
  • Dr. Leena Ravindra highlights that a healthy scalp maintains a mildly acidic pH of around 5.5, crucial for barrier function and microbial balance.
  • Alkaline products and hard water shift scalp pH, weakening defenses, increasing inflammation, and hindering self-repair.
  • Restoring scalp health requires pH-balanced formulations (pH 5.5) to rebuild the acid mantle, improve barrier integrity, and enhance moisture retention.

Why It Matters: Maintaining a healthy scalp pH of 5.5 is crucial to combat damage from hard water and cold air.

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