The BioReCer (Biological Resources Certifications Schemes) project has developed a framework for assessing the sustainability and circularity of biological resources, identified indicators of circularity, as well as guidelines for integrating these into established certification schemes. In addition, a Standardisation Toolkit was developed, which is a comprehensive online database designed to support professionals in the bio-based industry, as well as recommendations for the valorisation and use of biological feedstock propose integration of BioReCer findings into policy.