主题词：Nutritional Studies and Diet; Diet and metabolism studies; Obesity, Physical Activity, Diet; Nutrition and Health in Aging; Gut microbiota and health; Muscle metabolism and nutrition; Consumer Attitudes and Food Labeling; Vitamin D Research Studies; Diet, Metabolism, and Disease; Eating Disorders and Behaviors; Child Nutrition and Water Access; Liver Disease Diagnosis and Treatment; Infant Nutrition and Health; Fatty Acid Research and Health; Birth, Development, and Health; Adipose Tissue and Metabolism; Child Nutrition and Feeding Issues; Dietary Effects on Health; Vitamin C and Antioxidants Research; Breastfeeding Practices and Influences; Clinical Nutrition and Gastroenterology; Folate and B Vitamins Research; Exercise and Physiological Responses; Phytochemicals and Antioxidant Activities; Antioxidant Activity and Oxidative Stress