vit b12 deficiency injections Injectable Vitamin for Energy & Wellness Hydroxocobalamin Injection: Vitamin B12 for
Description
Nature genetics , 40 (10), 11601162.

International Journal of Obesity, 36(3), 385386

16.2 Storage and Handling Protect from light and store dry product at 20 to 25C (68 to 77F) [see USP Controlled Room Temperature]

If you have an MTHFR mutation you are a candidate for B12 shots