Hair Coloring by the Numbers
75%
of women color
their hair, typically
at salons.
62%
of women
receive highlights.
46%
of women color their
hair to cover gray.
42%
of women
receive full hair coloring.
31%
of women
receive color (root)
touch ups.
Types of Hair Color
Temporary
Chemistry:
Color molecules sit on the surface of the hair, a direct dye.
No ammonia and no peroxide
Lasts up to 8 washes
Semi-Permanent
Chemistry:
Large molecules of color go between the hair cuticles and cover the hair surface.
No ammonia and no peroxide
Lasts up to 20 washes
Demi-Permanent
Chemistry:
Small molecules of color enter every hair cuticle and enter the hair’s cortex.
No ammonia but small amounts of peroxide
Lasts up to 28 washes
Conceals up to 70% of gray hair
Permanent
Chemistry:
Small molecules of color enter every hair cuticle and enter the hair’s cortex to react with melanin in hair.
Contains ammonia or ammonia substitute and peroxide
Fades but doesn’t wash out.
Conceals up to 100% of gray hair