neurobion b1 b6 b12 injection Uses The blend of essential B vitamins appears to be effective in promoting nerve function and alleviating pain Vitamins B1+B6+B12 (Neurobion) contains 4XB12
Description
B1 and B6 have a noticeable odor contributing to the odor of this B complex product and it is normal
For those with subclinical lows

Too Much B12 Symptoms: Overdose Signs & Safe Dosage Vitamin B12 is essential for nerve function, DNA synthesis, and red blood cell production, yet concerns occasionally arise about the side effects of too much B12 from supplements or injections

Segerlantz M, Bramnert M, Manhem P, Laurila E, Groop LC