There are many kinds of hair dye, each of which is a mixture of many chemical compounds. There's no one chemical formula for hair dye.
you dont need henna to dye your hair you can use thechemical hair dye
The kermes dye is a mixture.
Yes, dyeing hair is a chemical change because the chemical composition of the hair is altered when the hair dye penetrates the hair shaft and reacts with the melanin in the hair. This change is not reversible without cutting or growing out the dyed hair.
Coloring hair is a chemical change because it involves a chemical reaction between the hair dye and the hair strands, altering the composition of the hair.
It depends on the type of hair and also the type of chemical to be used
Dyeing grey hair to red is a chemical change. The hair dye chemical reacts with the proteins in the hair to change its color permanently.
no you don not dye ,its chemical impact can disturbed your body and also effect on kidney
I would say about 6 monthes
Hydrogen peroxide are mixed with dye and or lightener/bleach to make your hair lighter.
The most gentle hair dye is a vegan hair dye, like Special Effects or Manic Panic. They do not damage the hair like chemical hair dyes. They are Semi Permanent.
No. It is a strong chemical and could burn your scalp.