Liver. If there's just one diet hack, this should be it: eat liver once or twice a month. It'll make up for the most atrocious junk food diets, and supplement n

Liver. If there's just one diet hack, this should be it: eat liver once or twice a month. It'll make up for the most atrocious junk food diets, and supplement nicely pretty much anything. If you're vegetatian the alternatives would be spinach and beans.