Capillary electrophoresis is widely perceived as a fast, economical, and efficient separation technique with high resolutions.Especially, micellar electrokinetic chromatography (MEKC) has become a popular technique for both neutral and charged analytes.Inositol is a major osmolyte and also serves as a precursor molecule for second messengers and phospholipid synthesis.Among the stereoisomers that alter the distribution of hydroxyl groups across the surface of the sugar ring, myo-inositol is the most abundant isomer in the brain.