What defines the primary advantage of using demi-permanent color with a 10 volume developer for gray blending?
Answer
It deposits tone without fully opening the cuticle, fading gradually to avoid harsh demarcation lines
Demi-permanent color is designed to be a gentler alternative to permanent hair dyes. By using a low volume developer, such as 10 volume, the product deposits pigment into the hair without the aggressive cuticle-opening action required by higher-volume developers. Because it is formulated to fade over time rather than locking permanently into the strand, it is ideal for blending grays. This gradual fade is beneficial because it prevents the development of a harsh line of demarcation as the hair continues to grow, allowing for a softer, more natural transition between the new growth and the previously colored hair.
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