THEREXA Methylene Blue 1% Drops deliver pharmaceutical-grade methylene blue in a 10 mg/mL solution. Formaldehyde-free, lab-tested, and bottled in a cGMP facility for uncompromising quality. Features a precision dropper for accurate dosing and a two-ingredient formula with deionized water. Includes third-party Certificates of Analysis for transparency—designed to support cognitive and cellular energy in humans.