Test z włosów

EtG hair test: how far back does hair analysis look?

A hair analysis looks back months, roughly one month per centimetre. Read how hair length translates into a look-back pe...

Urine, saliva or hair: which drug test fits you?

Urine, saliva or hair: each matrix covers a different time window. Compare the three test types and choose the test that...

How long do drugs stay detectable?

How long drugs stay detectable depends on the substance, the test material and the person. See the detection window per...