Dr. Mark Evans is a Senior Scientist at Holland & Barrett, specialising in product development and scientific innovation. Prior to his current role, he worked as a Nutritionist Scientist at Glanbia Performance Nutrition, where he worked on product education, consumer engagement, and regulatory compliance for market-leading sports nutrition brands. He has also served as a university lecturer and performance nutritionist, translating complex scientific research into practical applications for athletes and consumers.

Dr. Evans has authored peer-reviewed publications on exogenous ketone supplementation and its implications for human performance, presenting his findings at international conferences. His expertise extends across clinical trials, and evidence-based product development, ensuring that innovations align with both scientific integrity and consumer needs.

At Holland & Barrett, he works closely with regulatory, nutrition, and product development teams to bring scientifically validated health and wellness solutions to market. Passionate about bridging the gap between research and real-world application, Dr. Evans is committed to advancing nutrition science to support both elite performance and general well-being.