Saara Karjalainen is a licensed nutritionist specializing in areas such as permanent weight loss, eating disorders, and digestive issues. She has worked as a nutritionist in various rehabilitation centers and clinics focusing on weight management. She has over 10 years of experience with issues such as binge eating disorder and family diets.

Nutritional therapy is a treatment method based on science and human behavior, used to address and prevent nutrition-related problems. Nutritional therapy is individualized and centers on listening to the client.