Lactobionic acid (4-O-β-galactopyranosyl-D-gluconic acid) is a sugar acid. It is a disaccharide formed from gluconic acid and galactose. It can be formed by oxidation of lactose. The carboxylate anion of lactobionic acid is known as lactobionate. Lactobionic acid.
Lactobionic acid is a type of PHA, it is way less irritating compared to traditional AHAs; rather than causing sensitivity, it can actually enhance the skin barrier, thus making them suitable for sensitive skin types. Lactobionic acid also provides excellent antioxidant effects and found to be preventing photo-aging, making them a well-rounded great ingredient for the skin, and for all skin needs.
Lactobionic acid (PHA) is used in cosmetics as a skin exfoliant and brightener. It has antioxidant properties and can help fade dark spots and hyperpigmentation. Because of its larger molecular structure than other AHAs, it's less likely to cause sensitization side effects. However, it's not recommended to use lactobionic acid with retinoids, AHAs, or BHAs on the same day.
The benefits of using Lactobionic acid within your skincare routine are numerous. They include the standard effects of acids, but some are also unique to Lactobionic acid's gentle nature:
- Improves skin barrier function
- Gentle yet effective at exfoliating
- Water-binding and hydrates the skin
- Anti-aging by preventing collagen and elastin breakdown
- Serves as a prebiotic
- Anti-oxidative
- Helps with ingredients penetration; amplifies the effect of retinoids and other ingredients