For blood glucose testing with the OneTouch Verio family of members. Accuracy you can trust. Lifescan. In Vitro diagnostic. For self-testing. Read instructions before using this product. Reagent composition. Each test strip contains: flavin adenine dinucleotide dependent glucose dehydrogenase or FAD-GDH (from Aspergillus sp.) - 2 U; potassium ferricyanide 41 µg; and other ingredients (buffer, etc.). The vial contains a drying agent. 1 vial of 25 test strips. www.onetouch.com. As your partner in diabetes care, we welcome you to contact us (7 days a week, 8:00 AM - 8:00 PM Eastern Time) at 1 888 567-3003 (English), 1 888 567-3010 (Espanol), or www.OneTouch.com. Test strips made in UK.