In response Mr. Bee+G&J to his Publication
https://www.chemicalsafetyfacts.org/citric-acid/
Yes it is derived from Black Mold.
Citric Acid - ChemicalSafetyFacts.org
Updated February 18, 2022 Citric acid is naturally concentrated in a variety of fruits and vegetables, particularly lemons and limes.1 As with most...
https://www.chemicalsafetyfacts.org/citric-acid/Thank you!