L-Tyrosine – 90 capsules Comments Off on L-Tyrosine – 90 capsules $20.00 Add to cart Category: Specialty FormulasL-TYROSINE is an amino acid precursor to the catecholamine pathway.Related Products 5-HTP – 90 capsules $30.00 Add to cart Vitamin D3 + K2 – 90 capsules $22.50 Add to cart D-Mannose – 90 capsules $34.00 Add to cart