Most clinical evidence supports topical GHK for skin effects
doi:10.1111/andr.12652
$^1$ : p-5 Nuclear quantum effects are particularly important in the different properties of light (H2O) and heavy water (D2O) where the more restricted atomic vibrations in D2O reduce the negative effect of its van der Waals repulsive core so increasing its overall hydrogen bond energy
Early animal studies suggested that DSIP influenced slow-wave sleep and reduced paradoxical sleep, but follow-up investigations have produced mixed results
To evaluate the effectiveness of Sure Shot in reducing blood alcohol content and improving recovery speed, mental clarity, energy, and overall physical and cognitive performance
Further, the combined use of Sph_12-38 and SHS resulted in a cure rate of 100% for rabbit ear acne treatment in vivo for two weeks, while the one induced by other groups was 40%, 0% and 0% for SHS alone, Sph_12-38 alone and control group, respectively