You cannot mention Nourish by SK without Sana Khan (SK). Sana, who is a board-certified Nutrition Consultant, specialises in anti-ageing and skin health. Practicing at the Food Doctor Clinic in Harley Street, London, Sana worked with clients of diverse ages and backgrounds, helping them meet their goals through tailored nutrition and lifestyle strategies. Sana focused her efforts towards developing lifestyle and nutrition strategies for various skin conditions.

Sana has been a longstanding member of the CNHC and the British Association for Applied Nutrition and Nutritional Therapy (BANT). She is also an Associate Member of the Royal Society of Medicine. She holds skin health and anti-ageing workshops and has been a speaker for several health related conferences and seminars.

She is also regularly featured in national and international publications like Vogue, Grazia, Evening Standard, Forbes, Elle, along with a number of television appearances including London Live TV. Along with Nourish by SK, Sana is also the founder and lead aesthetician for Avicenna Wellbeing in Marylebone.