Bio-Botanica, Inc. Gotu Kola In Propylene Glycol is a product from the plant family Apiaceae, with the Latin name Centella asiatica. Its key chemical constituents include pentacyclic triterpenes, mainly asiaticoside, madecassoside, asiatic and madecassic acids. This product is categorized for use in food, beverages, and dietary supplements for immune, digestive, respiratory, and cardiovascular support. It is also used in the cosmetic and personal care industry for skin care.