Source Naturals Ultra Colloidal Silver Throat Spray, 10 ppm, 1 Fluid Ounce

SKU: 2330692274_2

Brand: Source Naturals

Product Description

L-Tyrosine is a free-form amino acid which rapidly crosses the blood-brain barrier. It is a precursor for the neurotransmitters dopamine, norepinephrine, and epinephrine, as well as for thyroid hormones and enkephalins, special peptides which subdue...