Our Team
Your preventative health strategies, performance and wellbeing in the hands of some of the most experienced professionals
Daria Ovuka MSc
Founder, Health Director
Daria, founder of VELLIO Health Clinic in Marylebone, is a Cardio-Metabolic Professional and Registered Nutritionist with over 20 years of experience in Critical Care, ECMO, and Resuscitation across leading NHS and private London hospitals. Holding an MSc in Applied Human Nutrition from Oxford Brookes University, she specialises in preventative health, nutrition optimisation for weight management, and overall wellbeing. In her senior health role, Daria designs individualised programs tailored to each client’s metabolic, nutritional, and health needs, supporting goals ranging from managing chronic conditions to enhancing performance and achieving a healthy lifestyle.
Dr Qian Xu
Medical Director
Dr. Qian Xu, esteemed Medical Director at Clinicity, brings over 15 years of medical expertise, with a focus on skin rejuvenation and aesthetic treatments. Balancing her NHS emergency medicine role, she offers a wide range of skincare solutions, including injectables and advanced technology. Her approach is holistic, emphasizing overall wellness and personalised care, ensuring each client receives a treatment plan for long-term skin health.