how much injection b12 to take Vitamin Dosage for Adults: Guidelines How Often Can I Take
Description
Vitamin B12 injections could be the boost your body needs

doi: 10.1586/14779072.6.8.1135 [DOI] [PubMed] [Google Scholar] 134

This is indeed beneficial when it comes to the cutting phase of your bodybuilding regime

Product seems legit

Hypothetical synergy, research ongoing
