Cerascreen is a German company that sells laboratory test kits for use at home. Its range includes tests for nutrients (vitamins, minerals, amino acids, fatty acids), allergies and intolerances, gut health, hormones, preventive check-ups and DNA tests. Samples can be blood, saliva, urine, stool or breath. You receive a test kit by post, take the sample at home, send it back free of charge and get your results and recommendations through an app. According to the company, samples are analysed in accredited medical diagnostic laboratories.
Cerascreen GmbH is based in Schwerin, Germany, and states that it is a certified medical device manufacturer (ISO 13485). It advertises encrypted health data. The newsletter sign-up notice says that, with consent, data may be processed in the USA by the provider Klaviyo. The service is not open source and cannot be self-hosted. No foreign parent company is named on the pages reviewed.