Factors that influence outcomes include the extent of follicle miniaturization, the duration of hair loss, concurrent treatments being used, overall health status, and genetic factors that remain poorly understood
and Herbert et al.s Research on Multivitamins circa 1980 Potential Improvements in the Accuracy of Nutrition Labeling B12 Transport Proteins and Multivitamins Observational Study of B12 in Fortified Non-Dairy Milks Anecdotal Reports Dangers of Recommending Take a Multivitamin Conclusion Appendix A: Personal Experiment Bibliography B12 Supplement Safety Measuring B12: Why the Confusion
The reason a shot can make sense, rather than simply a pill, comes down to absorption
They should remain separated from the main dosing protocol because the FDA review specifically flagged the absence of published human exposure data for subcutaneous, transdermal, and intranasal routes
The shots usually don't hurt, but some people have a slight stinging sensation