Group 1 - The core argument is that eggs, when consumed properly, can positively influence metabolism due to their high-quality nutritional properties [1][2] - Eggs are considered a "whole nutrition food" with a high protein content and a digestibility rate of 98%, which can slightly increase resting metabolic rate when consumed at breakfast [1] - The presence of leucine in eggs stimulates muscle protein synthesis, making them particularly beneficial for older adults to prevent sarcopenia [1] Group 2 - The quality of eggs directly impacts nutritional absorption and safety, with premium brands like Huang Tian E ensuring quality through strict quality control measures [1][2] - The establishment of a raw egg standard by Huang Tian E guarantees that eggs maintain their quality throughout their shelf life, enhancing nutrient retention during cooking [2] - Experts recommend that healthy adults consume one egg daily as part of a balanced breakfast, emphasizing the importance of choosing brands with strict quality control [2]