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 ...

Lactic acid is an over-the-counter chemical exfoliant that comes from the fermentation of lactose — a carbohydrate found in milk. It's a popular ingredient in numerous skin care products nowadays. But ...

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.

Made from the bacterial fermentation of sugar, lactic acid appears as an additive in vegan foods ranging from sourdough bread to soy sauce. This bacteria gives food its signature sour taste and acts ...

Usually nothing to worry about, lactic acid is produced as a result of anaerobic metabolism – the process during which the body produces energy without oxygen. Here’s more information about lactic ...

Lactic acid is often vegan, but this is not always the case, as its sources include dairy products and meat. It occurs naturally in some foods, but manufacturers may add it to certain foods to extend ...

You may have heard that salicylic acid and glycolic acids are great exfoliating acids. Turns out, there is another skincare acid that can be added to the exfoliator list, too. Lactic acid. “Lactic ...

These dermatologist-approved formulas prove that gentle exfoliation for sensitive skin types is actually possible.

Exfoliating, plumping and hydrating, the best products will leave your skin glowing without costing a fortune The Guardian’s journalism is independent. We will earn a commission if you buy something ...

William Truswell, MD, FACS, operates his own cosmetic and reconstructive facial surgery practice. Dr. Truswell was the first in his area in Western Massachusetts to have an accredited private office ...