Hair sampling for drug and toxicology are not very accurate and are affected by products we put in our hair such as dyes, conditioners, gels or sprays. Urine testing is the most accurate and your urine screen was negative the explanation of your hair sample would be a false positive and should be of no concern.
Answered 3/6/2021
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A doctor has provided 1 answer
2 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
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