I dig much more extensively into the topic in a 2 part article on John Meadows' site I did about a year or so ago now
10.1016/j.chom.2023.11.021 Cell Host Microbe 93 MeguidN
Malabsorption disorders represent the most common cause in the general population, particularly among older adults
These include mild soreness, redness, or a warm sensation at the injection site, brief lightheadedness or flushing shortly after administration, and occasional mild nausea in the first few sessions as the body adjusts to the lipotropic compounds
In addition to reversing the expression of the COPD gene, it was found that GHK is capable of activating the opposite pathway, TNF-beta
Some patients experience no noticeable difference, while others show a slightly higher resting pulse