No, just waste of marijiana.
it just makes it shiny and thicker i think
The traces of Marijuana remain until the hair falls out or you cut it off.
12 days wash your hair with tide.
for 23 seconds.
2 to 3 years
90 days
well...it never grows in you hair, but if you mean how long can marijuana be detected in the body... its about 3-30days depending on your metabolism
approximately 3 months
EVERYTHING stays on a hair test. Forever.
If you're growing marijuana in your har you're doing something wrong.
it will stay in there for about 2 years
If you smoked marijuana while you've had that hair growing on your head, marijuana use is detectable, so however long it takes you to grow a head of hair.