Where does carboxylic acid come from in nature?

Answer 1

Different carboxylic acids are found in different places. Here are a few examples.

The simplest of them, formic acid, is a component of the venom of many ants and other insects.

Caproic, caprylic, and capric acids are in the skin secretions of goats.

Lactic acid can be found found in sour milk, sore muscles, and the human mouth.

Answer 2

Carboxylic acids are commonly found in nature as components of fatty acids and organic acids produced by plants and bacteria. They play important roles in biological systems as energy sources, signaling molecules, and building blocks for larger molecules. Examples include acetic acid in vinegar, citric acid in citrus fruits, and fatty acids in vegetable oils.