Weightlifters face increasing physical challenges in training and competition,and sports fatigue has become an important factor affecting their performance and results.A reasonable diet is believed to play a key role in shaping the physical condition of athletes,improving training effects,and accelerating recovery from sports fatigue.This article analyzes the causes and characteristics of sports fatigue in weightlifting,explores the role of a reasonable diet in promoting recovery from weightlifting fatigue,and provides scientific dietary advice for weightlifters to promote their rapid recovery after exercise and improve their competitive ability.