b12 injection acne Vitamin study hints at a molecular mechanism for pathogenesis Too Much Vitamin B12 Linked
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Di Cola G, Cool MH, Accili D

Vitamin B12 is a nutrient your body needs for energy, nerve health, and blood cell production
Vitamin B12 can slow down memory loss a study published earlier this year in the American Journal of Clinical Nutrition compared the use of lower and higher serum Vitamin B12 concentrations in ageing patients and found that those who had the higher dose performed better in memory tasks

When you run low, the result is often a stubborn, draining sort of tiredness that no amount of coffee seems to fix
So, I blame the steroids
Luckily, there are a few effective treatment options, such as B12 injections vs oral therapy