What Is Demi-Permanent Hair Color? A Manufacturer’s In-Depth Explanation
What Exactly Is Demi-Permanent Hair Color? In simple terms, demi-permanent color is a gentle way to color your hair without the long-term commitment of permanent dye. It works by using a mild, low-alkaline formula to gently open the hair’s outer layer—the cuticle—allowing color molecules to deposit just inside. Because it doesn’t penetrate to the core […]
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