Is acido láctico e270 vegan?

"Acido láctico e270" is the Spanish and Portuguese name for lactic acid, a common food additive designated by the European code E270. It serves as an acidity regulator, preservative, and flavor enhancer across the food industry. This ingredient regularly appears on labels for pickled vegetables, olives, fermented foods, processed snacks, sourdough breads, and soft drinks.

Despite a name that historically relates to milk, commercial lactic acid is not extracted from dairy or any animal source. Instead, manufacturers produce it through the bacterial fermentation of plant carbohydrates such as cornstarch, beet sugar, or sugarcane molasses. It can also be produced synthetically from petrochemical precursors, though microbial fermentation of plant sugars represents the standard commercial method.

Because industrial production relies entirely on plant-based feedstocks, bacterial cultures, or synthetic synthesis, no animal byproducts or dairy derivatives are used in its manufacture. Consequently, acido láctico e270 is vegan.