There is a belief that coloring negatively affects the condition of hair. However, if you follow the guidelines for coloring, your hair will remain healthy.
Dr. Anastasia
What kind of colors exist?
Temporary: The effect is preserved until the first washing of the head. Dyes cover only the hair shaft, providing short-term coloring. Dyes are typically used to mask gray hair or as a one-time effect.
Semi-permanent: These typically contain no ammonia and wash out after 5-6 weeks. They are easy to use, do not contain bleach, and do not change the natural hair color, but simply add a layer of color that gradually fades away. These colors do not affect the nutrient profile of hair follicles, so they are considered safer and are recommended for weakened hair.
Demi-permanent: This type of dye is also not permanent and does not contain ammonia. But it is mixed with a developer, which allows it to penetrate the hair shaft, not just cover it, so the co...
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