Is sr-Spider Polypeptide-2 vegetarian?

sr-Spider Polypeptide-2 is a single-chain recombinant spider protein produced by fermentation using genetically modified E. coli. The synthetic gene is derived from the sequence coding for Fibroin-3 in the spider Araneus diadematus, and the resulting protein contains up to 636 amino acids.

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.