from: Internal Affaris: YOU, Your Liver and Pancreas
While you drink, eat foods with healthy fat such as avocados or walnuts. That will help to slow or delay the absorption of alcohol. Same goes for honey and tomato juice, which are both rich in fructose, allowing your body to metabolize alcohol more effectively.
Also, choose light alcohol over dark alcohol. Darker drinks contain substances called congeners. They're what give flavor, color and aroma to alcohol, but there's also a higher association with hangover headaches from drinks with congeners than from drinks without them. In short: vodka and gin trump whiskey, bourbon and red wine.
The next morning