now foods dopa mucuna mood support 15% l-dopa, 180 vcaps (90 x 2 pk) now foods dopamine is a neurotransmitter that promotes enjoyment and interest in life.* with 15% l-dopa (the immediate precursor of dopamine), now dopa mucuna helps the body with what it needs to make this important neurotransmitter.* mucuna has been used in the traditional ayurvedic system in india for thousands of years. natural color variation may occur in this product.