Henna Over Dyed Hair
If that is too long for you then aim for at least one month.
Henna over dyed hair. The advice on whether you can use henna on chemically dyed hair is contradictory some sites say you can some sites say it ll break your hair yikes. The reactions in a nutshell henna over chemical dye your hair could turn the color of sewage. Problems can occur when nasty additives are placed into a poor quality henna powder metallic salts and they may react with the chemicals in the synthetic dyes ammonia.
Similarly if you have chemically treated hair chemically dyed bleached blonde permed rebonded or curled hair etc and you try to use henna over it within a period of 6 months from a harsh chemical treatment you may end up with an unnatural hair color like a dirty green or some other unexpected shade. Since henna coats your hair follicles they will not be able to absorb regular dye anyways until the henna wears off and your hair can again be penetrated by the regular hair dye. Hair dyes after henna hair dyes after henna.
As long as you re using all natural henna and henna herbal products you won t have any problems. Using henna requires a bit of a commitment because it would take months until it is safe to use regular dye on your hair again. Where chemical dyes break down the structure of the hair and inject it with colour henna acts as a varnish and coats the hair while maintaining structural integrity.
Chemical dye over henna the henna will block any. I know i can just do a strand test and i will but i m wondering if anyone has any experience advice on this subject. If henna isn t for you and you want to get back to commercial hair dyes it s fine to backtrack within the first two to three weeks.
Ew the henna could react and severely damage your hair. Because most chemically treated dyes contain ammonia it is very important to wait between 6 and 8 weeks to henna your hair. When you have fine hair like me that makes a huge difference.
In fact it s actually good for your hair in that it promotes hair growth while making it shiny and soft. Your hair could turn the color of sewage. Ew the henna could react and severely damage your.