Required by the body to regulate and utilize essential trace minerals such as copper, zinc, iron, and more. It’s also necessary for the maintenance of the myelin sheath of nerves.
L-Histidine – 4 mg
![](https://www.vigrxnitricoxide.com/wp-content/uploads/2019/12/histidine.png)
Required by the body to regulate and utilize essential trace minerals such as copper, zinc, iron, and more. It’s also necessary for the maintenance of the myelin sheath of nerves.