Is Protamine Sulfate vegan?

Protamine Sulfate is the sulfate salt of protamine, a small arginine-rich protein extracted from fish sperm (typically salmon), used medically to reverse the effects of heparin.

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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.