Hair drug test is a widely-used drug testing methods nowadays for its ability to provide accurate results. Law enforcement officials, employers, parents, and other individual parties are among those who use hair drug testing kits to determine a person’s drug history or recent drug use. This hair drug screening is not only reliable but also ensures that even a small amount of a drug will be detected.

These hair drug testing kits provide an approximate 90-day drug usage history. Using a hair sample of approximately 120+ strands of hair cut at the scalp, hair analysis evaluates the amount of drug metabolites embedded inside the hair shaft. For those individuals with no hair available on the scalp, body hair also acceptable. These hair follicle drug test kits are designed with high quality that no amount of shampoo, bleaches, and external contaminants can affect the results.