Specifically, this meta-analysis combined the results of 19 clinical trials of vitamin E supplementation that mostly focused on secondary prevention and, as such, included subjects with pre-existing conditions, including heart disease, end-stage renal failure, and Alzheimer's disease
Chatterjee R, Davenport CA, Vickery EM, et al
But the effectiveness can vary based on individual skin biology, pigmentation levels, and overall health
In fact, most people are able to get enough vitamin B12 through diet alone
Additionally, the possibility of interactions with other peptides or compounds highlights the necessity for careful consideration of patient safety and specific needs