DNA Seaweed Authentication Test Launched in UK Seaweed & Co. have worked with Geneius Laboratories to develop DNA Authentication of their seaweed ingredients. The proprietary technologies and processes used by Seaweed & Co. has worked well with the Geneius DNA extraction process and has allowed Seaweed & Co. to authenticate the product. Other seaweed products, produced from alternative processes, have not currently provided suitable DNA for downstream applications which indicate a likely requirement for further validation.