Do you mean pastel hair dye? It depends on if you use a permanent dye or a semi-permanent. Semi-permanent hair dyes will wash out and fade over time; permanent hair dyes will stay in the hair until you cut it or dye it another color.
They can detect hydrocodone for up to 90 days in the hair.
12 days wash your hair with tide.
90 days
Hair follicles can be used to test for the presence or past use of alcohol. Alcohol can stay in a hair follicle for up to 120 days.
No. Drugs stay in the hair for weeks.
yes - and they can detect it for up to 90 days.
3 days urine. Hair for years ...detection period for standad hair drug test is 90 days...
5 days
Nicotine can be detected in hair follicles for up to 90 days. It can be detected in urine for 2 to 4 days, and in a person's saliva for 1 to 4 days.
180 days
3-5 days in urine, up to 9 days in hair molecules