b12 injection is for Vitamin Dosage Are B12 Shots Safe? Royal
Description
Athletes assume responsibility for supplement use, and WADA recommends using reputable third-party certification programs if athletes choose to use dietary supplements

Depending on your diet, these options may not always be possible, however

Injections of micronutrient B12 often cause only minor and transient adverse effects

Symptoms of pernicious anemia include fatigue, weakness, and neurological changes
