best place to give yourself a b12 injection Vitamin Sites: Where Inject B12 · PA Relief How to Self-Inject Vitamin B12

Last reviewed: June 16, 2026 Last updated: June 16, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations

B12 is only one of many vitamins that can be taken via injection

Certain health conditions that affect the gut, like Crohns or celiac disease, can also make absorption a major challenge

Several myRAteam members have shared that they use vitamin B12 to combat fatigue or tiredness

Benefit #4: Cardiovascular Risk Reduction (Moderate Evidence) Evidence Quality: Animal studies with promising markers Mechanism: Improved lipid profile and reduced inflammation Research indicates 5-amino-1MQ may reduce cardiovascular risk through multiple pathways