EtG

Proving alcohol use: what CDT, EtG and a blood test show

CDT looks back two to three weeks, EtG in hair up to about three months. Read what each alcohol marker measures and whic...

How long is alcohol detectable in blood, urine and hair?

Alcohol itself is measurable for hours to a day; CDT looks back 2-3 weeks and EtG in hair up to 3 months. See the window...

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

EtG in hair covers about a month per centimetre, up to around three months. Read how a hair test differs from CDT in blo...