Plays a role in the maintenance of hair color; it’s the precursor to the pigment melanin. An amino acid used by cells to synthesize proteins.
L-Tyrosine – 4 mg
![](https://www.vigrxnitricoxide.com/wp-content/uploads/2019/12/tyrosine.png)
Plays a role in the maintenance of hair color; it’s the precursor to the pigment melanin. An amino acid used by cells to synthesize proteins.