Alternatively, you can get NAD+ injections that will take as long as a B12 shot
Sold for laboratory use only, it is not an approved drug and has no established human dose
[30] Overall, Lipo-B injections are well-tolerated in the majority of users, and any minor side effects that do arise usually pass without intervention
Usage Doctor inserting injection into patient shoulder- Picture Courtesy: homage.com Vitamin b1, b6, and b12 injection is usually given by injection injected under the skin
doi: 10.1016/j.bbalip.2003.09.007
No tolerance development to the lipolytic effects was noted in these studies, suggesting that unlike beta-2 agonists (which rapidly desensitize their receptors), beta-3 receptor activation may not produce the same downregulation pattern