can you overdose on b12 injection Shots at Home: How, Where & How Often to Inject Yourself Vitamin B12: Overdose and Side
Description
In other words, you get B12 at the same rate you use it

Serious adverse effects appear rare but remain possible until more comprehensive long-term studies are completed

If you have a vitamin B12 deficiency and you consume B12, either through a supplement or natural food, you will feel like you have more energy as your levels of B12 start to regulate again

The Pyo study was in vitro

The more DNA damage your body faces (from sun exposure, toxins, or oxidative stress), the more PARPs are activated

Improved metabolism