Episode 12 of the Guru Performance 'We Do Science' podcast! In this episode I (Laurent Bannock) discuss 'Vitamin D' with Graham Close PhD - Senior Lecturer at Liverpool John Moores University (UK) and Sports Nutrition Consultant (@CloseNutrition). In this session we get into:What is Vitamin DSources of Vitamin D (Sunlight, food etc)Health benefits of Vitamin DPerformance benefits of Vitamin DSupplementing issues & Vitamin DPharmacokinetics of Vitamin DVitamin D testingCheckout our other podcasts, video blogs and articles on all things performance nutrition at www.GuruPerformance.com