can b12 injection cause insomnia Feeling worse after Injection: Answering concerns What Are the Benefits of
Description
The process involves skilled staff administering the injections, leading to rapid absorption of the vitamin into the bloodstream

I agree with Gambit62 that it might be helpful to take another adult with you and with Nackapan that it's worth trying to get an emergency appointment

And older men, in white, tend to have a higher estradiol increase

There is no strong evidence that vitamin B12 supplementation causes insomnia or sleep disturbances in most individuals, and it is not listed as a common adverse effect in UK product information
