should b12 injections be kept in the fridge How to self-inject intramuscular vitamin - Overview Do Lipotropics Injections Work? |

You can inject both on the same day at different sites without issue

Benzyl alcohol is an aromatic alcohol that disrupts bacterial cell membrane integrity and inhibits membrane-dependent metabolic processes at 0.9% w/v concentration and providing broad-spectrum bacteriostatic activity against Gram-positive and Gram-negative contaminants without producing the higher-concentration cytotoxicity associated with bactericidal antimicrobial preservatives

That said, the exact timeline for experiencing the benefits is related to the nature of the condition or injury being addressed

A 50mcg dose would be 5 units

Vitamin B12 shots are an effective way to combat fatigue, support immune function, improve mental clarity, and promote healthy skin, hair, and nails