So does where it comes from
In one animal model, when compared to platelet-derived growth factor, after eight days it was roughly equivalent (2)
The goal of therapy is to restore normal levels of these vitamins in your system, which may improve symptoms like fatigue, nerve pain or brain fog if they were caused by deficiencies
That said, many experienced researchers run new combinations from the start with sufficient monitoring and baseline tracking to draw useful conclusions
Relatively high levels are found in the liver, adrenal cortex, testes, ovaries, thyroid, mammary glands during lactation, and in red blood cells