Robert Williams, a clinical dietitian (RD), is certified by the American Dietitian Registration Committee and has a professional background in the field of nutrition and diet management. He focuses on improving individual health through scientific diet programs, and is good at formulating personalized nutrition support plans in combination with patients' physiological conditions, especially in the field of chronic disease prevention and rehabilitation. His practice follows the principle of evidence-based medicine, emphasizes the regulation of metabolic balance through balanced diet, and opposes pseudoscientific theories such as "acid-base constitution". Williams holds a master's degree in public health and continues to participate in international academic exchanges on nutrition.