What It DoesNOW Inositol supports healthy cellular function and blood sugar metabolism with pure myo-inositol. This non-essential B-complex member works at the cellular level, where it's most needed for optimal signaling and metabolic processes.Why It Works CELLULAR SIGNALING: Myo-inositol is a key component of cell membrane signaling molecules that help cells respond properly to external stimuli. BRAIN FUNCTION: Highest concentrations naturally occur in brain and nervous system tissue, where it supports neurotransmitter signaling. METABOLIC SUPPORT: Critical for proper lipid metabolism and maintaining healthy calcium balance within cells. What's InsidePure myo-inositol powder with absolutely no other ingredients. Vegan and vegetarian formula contains no sugar, salt, wheat, gluten, soy, milk, egg, shellfish or preservatives.Why we carry it: NOW's pharmaceutical-grade inositol delivers clinical potency at a price that makes daily use sustainable.