Sobos article on peptides and PRP explains why targeted recovery care should be guided by the underlying problem rather than by stacking therapies simply because they sound regenerative
de Lecea L, Kilduff TS, Peyron C, Gao X, Foy PE, Danielson PE, et al
Cellular effects duration vs plasma half-life Critical distinction: Plasma half-life duration of effects GHK-Cu clears blood in hours But cellular effects last days How GHK-Cu works: Peptide binds to cell surface receptors Triggers intracellular signaling cascades Activates gene expression changes Initiates collagen synthesis, wound healing, etc
doi: 10.1016/j.arthro.2024.09.005
Vitamin B12 injections bypass the digestive system completely, delivering the vitamin directly into the bloodstream
The Quinlan 2022 study at 0.2mm with twice-weekly cadence is the closest signal we have, and it is a small (n=11) open-label study