Drug Testing Nail: The Benefits Over Hair

Drug Testing Nail: The Benefits Over Hair Poster – Click here to download the pdf.

Fingernails, a keratinized protein like hair, are emerging as a popular specimen type for alcohol and other drug testing. Although fingernail specimens have been used for toxicological analysis and pharmacokinetic studies for decades, many people have less experience interpreting the results than hair and urine, and there is confusion about whether to use nail clipping or scraping.  Click here to read more on The Benefits of Fingernail Testing.