Diets are not enemies of alcohol!) VODKA (best drink ever)GOOD FOR: A sensitive gut and avoiding a hangoverBecause vodka is so highly distilled, it means it may be deemed suitable (in small amounts) (ignore that, please) for people on sugar-free, yeast-free diets designed to tackle conditions such as thrush, candida and irritable bowel syndrome.One scientific analysis found that vodka had only one