what r vitamin
A slang term for the stimulant drug methylphenidate (sold as ritalin,concerta,focalin ect). Vitamin R is derived from amphetamine and is the closet pharmalogical equivalent of cocaine. It is used as both a study aid and a recreational drug.
What is vitamin B6? Vitamin B6, also called pyridoxine, is a water-soluble nutrient that is part of the B vitamin family. B vitamins, including B6 vitamins, help support adrenal function, help calm and maintain a healthy nervous system, and are necessary for key metabolic processes.