Methylene Blue (USP Grade) Supplements, Capsule Form, with Added Vitamin C Ester for Enhanced Absorption, Brain Supplement with ATP Fuel for Memory, Focus, Clarity, Cognition, EnergySpecial Note When Methylene Blue is mixed with Vitamin C it forms LeucoMethylene Blue, which is colorless. This may mitigate blue urine or blue staining. This is in the form of an ultra fine powder which will be plainly visible if dissolved in water (try it to test). Pure Pharma Grade (Highest purity grade for humans, formaldehyde free) Made with Vitamin C Ester for Enhanced Potency (Better Absorption) Combined with Organic Cacao Powder for enhanced