- Leading UK nutritionist and founder of Harley Street clinic
- Overcame personal health battles with IBS and SIBO
- Conducts health workshops for major companies like eBay and Google
Clarissa Lenherr is a leading UK Nutritionist and corporate wellbeing expert, specialising in evidence-based nutrition strategies that support energy, resilience, and performance in the workplace. She is the founder of a successful private practice based on Harley Street, London, and brings over a decade of clinical and corporate experience to her work with organisations.
Clarissa works with companies to translate complex nutrition science into practical, engaging, and actionable strategies that employees can implement immediately. Her talks and workshops focus on improving energy levels, reducing burnout, supporting mental clarity, and enhancing overall wellbeing - key drivers of productivity and performance in modern working environments.
She has delivered nutrition and wellbeing programmes for leading global organisations including eBay, Starbucks, Amazon, Meta (Facebook), Google, Deloitte, IKEA, and the NHS, and is trusted for her clear, non-judgemental, and commercially relevant approach. Clarissa is known for balancing scientific credibility with real-world practicality, making her sessions accessible and impactful for diverse teams.
Clarissa is committed to evidence-based practice and regularly undertakes advanced CPD and professional training to remain at the forefront of nutrition science. She is frequently featured in national media, including The Times, The Telegraph, The Guardian, Women’s Health, and The Daily Mail, and is widely recognised as a trusted authority in nutrition and wellbeing.
Clarissa's Showreel and Videos
Topics, Sessions and Talks
Food For Thought: Fueling Your Brain
In this engaging one-hour talk, Clarissa Lenherr shares targeted nutrition and lifestyle strategies to enhance focus, mental clarity, and workplace productivity. She highlights essential nutrients for cognitive performance, emphasising the importance of brain-healthy fats for concentration and decision-making. Clarissa clarifies the role of caffeine, discussing its potential benefits and pitfalls. Additionally, she explores the gut-brain connection and its impact on mood and motivation. Attendees will gain practical strategies to improve their mental performance and sustain high productivity.
Immune System: Support Yourself Naturally
Clarissa Lenherr demystifies the immune system, highlighting that "boosting immunity" is a misconception. She discusses the essential lifestyle and nutritional factors that contribute to long-term immune resilience, including stress management, sleep quality, gut health, and nutrient status. Clarissa highlights vital nutrients like zinc, vitamin C, vitamin D, and selenium, as well as the benefits of herbs, spices, and plant diversity. Attendees will leave with practical, evidence-based strategies to enhance their health and reduce illness.
How To Build Resilience And Prevent Burnout
In this session, Clarissa Lenherr tackles the escalating burnout crisis in today's work environment, offering practical, evidence-based strategies for thriving rather than merely coping. She will delve into the human stress response, the effects of chronic stress, and the often-overlooked early warning signs of burnout in high achievers. Attendees will learn about essential nutrients for resilience, foods that increase stress, and effective lifestyle hacks for recovery and emotional regulation, equipping them with actionable tools to enhance energy and reduce burnout risk.
Prioritising Digestive Health For Greater Wellbeing
Gut health expert Clarissa Lenherr delves into the critical role of gut health in energy, immunity, mood, and overall wellbeing. She will explain the gut, microbiome, and the impact of the gut-brain axis on stress resilience and mental clarity. Clarissa will identify signs of digestive dysfunction and discuss the importance of probiotics and prebiotics. Attendees will gain practical strategies to enhance digestion through hydration, fibre, movement, and food choices, leaving them empowered to improve their gut health.
Why We Recommend Booking Clarissa
Clarissa offers your team expert insights from a leading nutritionist, enhancing health, happiness, and productivity. Her personal journey adds a unique perspective, fostering empathy and understanding. Benefit from tailored workshops that drive performance and wellbeing, backed by her experience with top companies and continuous professional development.
