Hair coloring products are set apart right into four types: short-term, semi-permanent, demi-permanent and also irreversible dyes.
Long-term hair dyes include a blend of ammonia and peroxides. They last for a long time and also are mostly utilized to eliminate the original hair coloring and also change it with picked color(s) or to cover gray hair.
Demi-permanent dyes consist of no ammonia yet do have a percentage of peroxide. This is a wonderful choice if you intend to boost your hair shade and make your grays blend-in, but demi-permanent dyes can not be utilized to lighten hair. They typically last up to 6 weeks.
Semi-permanent hair dyes are temporary. They leave out harmful chemicals and also usually last 6 to 10 washes.
Momentary hair dyes can be utilized for a one-day blast of shade before events or events. They can generally be discovered in a form of hair shampoos, gels, sprays, foams and also rinses. The shade cleans out in a solitary shower.