The History of Hypochlorous Acid: Nature’s Gentle Cleanser Long before hypochlorous acid (HOCl) became a trending ingredient in modern skincare, it had a well-established history in science and health. A Discovery Rooted in Science Hypochlorous acid was first identified in 1834 by French chemist Antoine Jérôme Balard, who is also known for discovering bromine. HOCl was recognized…