You may have heard of lactic acid occurring in your body, so you may be curious to hear that it’s also found in certain foods. Lactic acid is a type of organic acid produced by bacteria when foods ...

Bacteria, including some bacteria in a person’s gut, make lactic acid during fermentation. Manufacturers add lactic acid to food to extend its shelf life, although in some foods, it occurs naturally.

Lactic acid is a natural preservative often found in foods like yogurt, baked goods, and pickled vegetables. Along with making your food last longer, it can boost your health by strengthening your ...