Quick Answer
Use iHerb discount code KHQ339 at checkout.
A Free Form Amino AcidSupports Mental AlertnessNeurotransmitter ProductionBrain FunctionSpecialtyDietary SupplementQuality Promise - Tested & TrustedGluten FreeDairy FreeSoy FreeNut FreeSupporting the sharpness of your mind is just as important as maintaining the strength of your body. L-tyrosine is a free form amino acid that can be converted into norepinephrine and dopamine in the brain—two compounds that can support mental alertness brain function and energy.The Vitamin Shoppe® brand L-Tyrosine capsules are a convenient once-daily solution to help you flex your mental muscles.