猪尾巴，即猪的尾巴，也称皮打皮、节节香。由皮质和骨节组成，皮多胶质重，多用于烧、卤、酱、凉拌等 烹调方法。猪尾有补腰力、益骨髓的功效。
Pig tail, also referred to as pigtail and pork tail, are the tails from a pig used as a food ingredient in many cuisines. Pig tails can be smoked, fried, or roasted in barbecue sauce. They are also brine cured or used as jelly stock for brawn.