The sensation you felt after drinking the wine may, or may not, have had anything to do with the B12 but personally I have a tiny (snifter) glass of fortified wine every day without any adverse effect and I'm still " clivealive " and nearly 77 years old Don't forget to get your Folate level checked, Thank you clivealive
It is related to a deficiency of the vitamins B12 and B6
For fat burning and weight loss, these injections produce gradual results
Adequate levels of vitamin B12 are also required for a healthy nervous system, pregnancy, and the ability to produce DNA
In fact, vitamin B12 has been shown to accelerate alcohol hangover recovery, so if you drink alcohol, you may benefit from additional vitamin B12 shots for reasons not related to weight loss