Kajsa Asp Jonson, Licensed Dietitian (RD), is a nutrition expert, journalist, and author with more than two decades of experience in clinical nutrition and health communication. She specialises in translating complex nutritional science into clear, practical guidance for patients and the general public. Her multidisciplinary background bridges healthcare, journalism, and public education.
Kajsa is the founder and CEO of Kajsa Asp Kommunikation AB, where she develops evidence-based content and educational materials for healthcare organisations, schools, and national public health initiatives. She has written several books, including Hjärna. Hjärta. Mage. and Mersmak för livet, with a strong focus on the connection between lifestyle, diet, and overall well-being. She is also an experienced speaker and moderator at health and nutrition events across Sweden.
Kajsa contributes to public health advocacy through her involvement in initiatives such as the Skolmatskommissionen, promoting improved nutritional standards for children and adolescents. Her approach combines scientific rigor with accessible communication, making her a trusted voice in public health nutrition and a highly valued contributor to Yazen’s patient-facing educational content.
More articles by
Kajsa Asp, Writer


Yazen Health AB operates as a registered healthcare provider under the General Data Protection Regulation (GDPR), the Swedish Health and Medical Care Act, Patient Data Act, and the Patient Security Act. Our proprietary systems, including the patient app and electronic medical record (EMR) system, are officially registered with the Swedish Health and Social Care Inspectorate (IVO).

