It is widespread throughout the body, meaning it affects both sides of the body as well as above and below the waist
Water, black coffee, and plain tea are fine during this window
And while you can manage a hangover by drinking lots of fluids, replenishing electrolytes, and getting some rest, one of the best ways to ease a hangover is with vitamin B12
Also note that high intake of folic acid can mask B12 deficiency and exacerbate anemia
When B12 levels become low, symptoms can affect daily life, making it harder to concentrate, stay energised, or feel like yourself
The GRADE assessment showed moderate certainty of evidence for the increase in serum vitamin B12 levels and low certainty of evidence for homocysteine reduction, both across all studies and within RCT-only and observational-only subgroups