Research from the American Journal of Physiology demonstrates that pituitary-produced growth hormone follows normal pulsatile patterns, reducing the risk of chronically elevated hormone levels that can occur with synthetic HGH
However, the study did not control for variation in cholesterol levels, which is a major cardiovascular disease covariate
Not because of safety concerns per se, but because it becomes impossible to know whats actually working
Isaacs E, Christie D, Vargha-Khadem F, Mishkin M (1996)
The liver metabolizes alcohol, and excessive consumption can deplete its glutathione stores, making it more susceptible to damage from the toxic metabolite NAPQI produced during Tylenol metabolism
Scientific Journal Author Allan L