Many bodybuilders consider themselves on par with lab rats, says Rick Collins, a criminal defense attorney who specializes in cases involving steroids and dietary supplements
As well, some people may have allergies or medical conditions that do not allow them to be a good candidate to receive vitamin B12 shots, such as kidney problems, low potassium levels, deficiencies in other vitamins such as iron or folic acid, or just an allergy or sensitivity to vitamin B12 itself
This sustained benefit suggests that peptides promote fundamental improvements in reproductive health rather than temporary parameter changes
Skill Required: Self-administering injections requires a certain level of skill and comfort with the process
That increases dangers from impurities, wrong potency, or mislabeled ingredients