Gut health testing is beneficial because B12 absorption occurs in the small intestine, and conditions that affect gut functionsuch as bacterial overgrowth, malabsorption disorders, or inflammatory diseasescan lead to B12 deficiency, ter Keurs says
It functions as an electron carrier in cellular respiration and as a substrate for sirtuins (longevity proteins) and PARP enzymes (DNA repair proteins)
The skin acts as a barrier and a reservoir, leading to a slower, more sustained release into the local tissues
The targeted interventions paid off, resulting in fewer symptoms and more confidence in his longterm gut health
"Regenerative and Protective Actions of the GHK-Cu Peptide in the Light of the New Gene Data." International Journal of Molecular Sciences
The difference isn't cosmetic