Dr. Richie Kirwan, PhD RNutr

About

Dr Richie Kirwan is a Senior Lecturer in Nutrition and Exercise Physiology at Liverpool John Moores University. His research focuses on how diet and resistance training improve muscle mass and metabolic health, particularly in ageing and clinical populations.

Richie has published widely on protein, vitamin D, and cardiometabolic risk, and is a regular voice in public health education through podcasts, webinars, and his platform Be More Nutrition. At Heracles, he translates the science into practical strategies for long-term men's health.

Medical expertise

Dr Kirwan specialises in nutrition and exercise physiology, with particular expertise in:

• Muscle mass and sarcopenia prevention
• Protein and vitamin D research
• Cardiometabolic risk and diet
• Longevity nutrition

He helps men build sustainable food, movement, and lifestyle habits for long-term health and function.

Registered

Registered Nutritionist, Association for Nutrition (AfN)