Is Estrogen hormones vegan?

Estrogens is also known as Estrogen hormones.

Estrogens are a category of steroid sex hormones responsible for development and regulation of the female reproductive system, including estrone, estradiol, estriol, and estetrol. In cosmetic or pharmaceutical use they may be derived from animal sources (e.g. pregnant mare urine) or produced synthetically.

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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.