关于 Lactic Acid

Lactic Acid is an organic acid with the chemical formula C₃H₆O₃. It occurs naturally in many biological processes and is produced industrially through the fermentation of carbohydrates such as glucose, sucrose, or lactose using specific bacterial strains. Lactic Acid typically appears as a clear to slightly yellow, viscous liquid that is completely soluble in water and ethanol. It is available in various concentrations and grades suitable for food, pharmaceutical, cosmetic, and industrial applications.

Because of its mild acidity, safety, and versatility, Lactic Acid is widely used across multiple sectors. It serves as a food preservative, flavouring agent, pH regulator, and raw material for biodegradable plastics such as polylactic acid (PLA). Additionally, it plays a role in cleaning, cosmetics, and chemical synthesis, making it a key compound in both traditional and emerging sustainable industries.

Lactic Acid Uses

Food and Beverage Industry

Lactic Acid is extensively used in the food and beverage sector as a natural preservative, flavour enhancer, and acidity regulator. It contributes to the tangy taste of fermented foods such as yoghurt, pickles, and sourdough bread, while improving the safety and shelf life of processed meats, beverages, and dairy products. Its antimicrobial properties make it valuable in maintaining food quality and preventing spoilage.

Pharmaceuticals and Cosmetics

In pharmaceuticals and personal care products, Lactic Acid is used for its gentle exfoliating, moisturising, and pH-balancing properties. It forms part of many topical creams, lotions, and chemical peels designed to improve skin texture and hydration. In medical formulations, it acts as a buffering agent and intermediate in the production of lactate salts used in intravenous solutions and dietary supplements.

Chemical and Industrial Applications

Lactic Acid serves as a building block for biodegradable plastics such as polylactic acid (PLA), which is used in packaging, disposable cutlery, and textiles. It also acts as an intermediate in the synthesis of solvents, emulsifiers, and other organic chemicals. In industrial cleaning and metal treatment, it functions as an eco-friendly descaling and rust-removal agent due to its low corrosivity and biodegradability.

Animal Feed and Agriculture

In agriculture, Lactic Acid is used to preserve silage, enhancing its nutritional value and stability during storage. It also supports animal gut health by regulating acidity and inhibiting harmful bacteria in feed formulations. These properties make it a natural and sustainable additive in modern livestock management.

Water Treatment and Cleaning

Lactic Acid is applied in water treatment and cleaning products as a biodegradable, non-toxic alternative to stronger mineral acids. It effectively removes mineral deposits, soap scum, and rust while maintaining environmental safety. Its use in household and industrial cleaners supports greener, safer chemical formulations.

Lactic Acid Supplier Australia, USA & More!

Redox are trusted, authorised suppliers of Lactic Acid. With distribution centres worldwide, we can supply to Australia, USA, UK, NZ, Europe, Asia and more. Get in touch with our expert team, who can help you order the right product, form and amount for your needs.