Like B12 shots, the nasal spray gets vitamin B12 directly into your bloodstream (via the nostrils), bypassing your digestive system
Here are the best vitamin B12 injection sites for each method: Subcutaneous B12 injection sites Usually, the best places to give yourself a B12 shot subcutaneously are the abdomen, thigh, and upper arm, as you can see in this illustration: Although not shown above, the buttock is another good site for B12 shots
Simply put, how soon do you feel less tired after a B12 injection
Each vial is supplied as a lyophilized powder with documented purity exceeding 99% by HPLC, verified through third-party testing, and accompanied by certificates of analysis when available
Publishing them would invite exactly the kind of unsupervised self-administration that makes investigational peptides dangerous
Disclaimer: All peptides are for laboratory research use only