![]() increase or decrease) of use, or help to highlight low level instances. This segmental analysis can help to show a trend (i.e. ![]() Month by Month or Overview Analysis?īy segmenting scalp hair samples into monthly 1cm sections, a month by month profile of drug use can be attained. From our laboratory analysis we can provide an expert interpretation on the levels of drugs detected. Our experts analyse hair samples to detect these trace amounts of drugs and their metabolites (a substance produced by the body when a drug is taken and can be used to show direct usage). The hair follicle is a small tubular cavity within the skin that contains the root of the hair. To avoid confusion, we analyse samples of the hair strand for traces of drugs, not the hair follicle. ![]() As the hair grows, it incorporates trace amounts of drugs in the hair shaft. When a drug enters the body, it is transported via the blood stream and incorporated into the hair follicle.
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