Top up your tyrosine levels with L-Tyrosine from leading supplements brand Swanson Health. A naturally-occurring amino acid, L-tyrosine is a popular ingredient in pre-workout and nootropic-based products. The building blocks of protein, amino acids are popular with many of you who follow an active lifestyle. L-Tyrosine from Swanson Health provides 500mg of tyrosine per capsule and is an easy way to increase the amount of tyrosine in your diet. Top up your tyrosine levels with L-Tyrosine from leading supplements brand Swanson Health. A naturally-occurring amino acid, L-tyrosine is a popular ingredient in pre-workout and nootropic-based products. L-Tyrosine from Swanson Health is packed with 500mg of tyrosine per capsule. Naturally occurring amino acid. 500mg of L-tyrosine per capsule. 100 capsules per pack Amino acids are the building blocks of protein and popular with many of you who follow an active lifestyle. Nine are essential and need to be consumed as part of our daily diet, while eleven are classified as non-essential but may need topping up from time-to time. Swanson Health\'s L-Tyrosine is an easy way of adding tyrosine to your daily diet. L-Tyrosine is a non-essential amino acid that mainly occurs in meat, fish and dairy products. Worth a try! Shop yours now on Body & Fit.