Mitochondria, as the primary source of ROS in mammalian cells, are particularly vulnerable, with oxidative stress contributing to mitochondrial dysfunction, energy depletion, and cell death (Cui et al., 2012)
This decline happens across multiple species, including rodents and humans
The benzyl alcohol preservative extends usability of reconstituted compounds beyond a single withdrawal, but stability depends on the specific peptide or protein being studied
However, cycling prevents potential receptor desensitization, allows integration of natural healing, and reflects appropriate caution given limited long-term human data
References Sikiric P, Rucman R, Turkovic B, Sever M, Klicek R, Radic B, et al