Are You Fuelling or Nourishing Your Body? How Fitness Professionals Can Optimise Health and Performance with Food – with Ian Craig
Host Tarek Michael-Chouja welcomed special guest Ian Craig, founder of the Centre for Integrative Sports Nutrition (CISN) and expert in sports and integrative nutrition. The two engaged in a conversation about the importance of truly nourishing the body, beyond just fueling it, and how fitness professionals and individuals alike can optimise health, performance, and longevity through thoughtful nutrition choices.
In this episode, Ian Craig challenges conventional approaches to sports nutrition that often focus solely on calories, macronutrients, and “fueling” the body. He emphasises the critical role of micronutrients, antioxidants, and the quality of food sources in supporting overall health and optimising performance. Ian explains how nutrigenomics, the study of how genes interact with nutrition, can reveal weak points in our metabolism, such as impaired detoxification or antioxidant pathways, and how carefully chosen foods can help bridge these gaps. For example, someone with suboptimal glutathione activity may benefit from more cruciferous vegetables to support detoxification.
The conversation moves beyond the technical into practical application. Ian shares strategies for navigating today’s complex food landscape, emphasising the value of sourcing high-quality, “nature-made” foods, even when budget constraints exist. He encourages listeners to explore local farmers, artisan bakeries, and minimally processed options, highlighting how traditional preparation methods, like stone-ground bread or slow-cooked oatmeal, can dramatically impact nutrient density and energy levels.
Tarek and Ian also discuss the importance of mindful and functional nutrition, which considers the unique needs of each individual. Ian introduces his “pyramid of nutrition” framework, starting with a strong base of quality whole foods, progressing to functional nutrition tailored to specific health concerns, then performance nutrition to fuel physical activity, and finally supplementation as a targeted, last-step enhancement. This approach ensures that foundational nutrition is in place before layering on additional interventions.
Throughout the discussion, Ian emphasises a holistic approach that incorporates environmental, psychological, and genetic factors. He provides actionable guidance for fitness professionals looking to support clients safely and effectively within their scope of practice while maintaining flexibility for experimentation and personalisation.
The episode closes with a glimpse into Ian’s comprehensive 100-hour nutrition course, designed for fitness professionals and individuals seeking to deepen their knowledge of integrative nutrition, food preparation, performance-based nutrition, and mindset strategies.
Listeners will come away with a renewed perspective on how to nourish their bodies, support performance, and make conscious, practical nutrition choices that can transform health and longevity.
Resources:
Integrative Sports Nutrition Website
Integrative Sport and Exercise Nutrition Book
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About Our Guest: Ian Craig MSc DipCNE FBANT INLPTA is the founder of the Centre for Integrative Sports Nutrition (CISN) and course leader of their online postgraduate level courses. He is an experienced exercise physiologist, nutritional therapist, NLP practitioner, and an endurance coach. Clinically, within a team dynamic, Ian works with sporting individuals and complex health cases at his Scottish home, and online. Additionally, Ian co-authored the Struik Lifestyle book Wholesome Nutrition with his natural chef wife Rachel Jesson and the Routledge textbook Integrative Sport and Exercise Nutrition with Professor Justin Roberts.
About Your Host: Tarek is the co-founder of the functional training institute and FitWell Education lab. Tarek is an international educator and speaker who has presented numerous times at the biggest convention in Australia, Asia and the US. In addition, Tarek has presented courses to thousands of trainers throughout Australia, Asia, the Middle East and South America. Tarek is also a best-selling author of ‘Purpose Driven Movement.
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