Andrea
GBTrue hair results The instructions on how to gather and mail the hair sample was easy to follow. Everything needed to preserve the hair sample for mailing, was supplied to me. Once the hair sample arrived to the drug testing lab, it was completed and results returned at the time stated.
Maureen McKenna
GBI have been using these testers for my… I have been using these testers for my women's recovery home for the past 17 years. I trust them and have never had any issue regarding false positives.
Jackie Mills
GBExcellent and helpful customer service… Excellent and helpful customer service with great pricing and quick delivery times....what's not to love!
Holly
GBEverything work out great Everything work out great. Delivery on time and the test was very simple to understand. Will be ordering more in the future. Thanks!!
Lorrie Harper
GBWe use these at our veterinary… We use these at our veterinary hospital. Thank you!