Cosmetics
Crosslinked HA proven to boost supply of key skincare actives
Feb
Key takeaways on new crosslinked HA analysis for cosmetics
- New analysis reveals crosslinked HA acts as a biocompatible penetration enhancer.
- At 0.03%, it will increase supply of hydrophilic skincare actives into the pores and skin.
- Provides twin advantages: hydration plus improved bioavailability of actives.
- Helps minimalist, barrier‑pleasant formulations by lowering ingredient load.
- Potential functions embody anti‑ageing, hyperpigmentation, and dermocosmetic skincare.
- Crosslinked HA can enhance effectiveness of different pores and skin actives, says examine
A brand new scientific examine undertaken by researchers from private care enterprise Colgate-Palmolive and bio-analytical firm Aliri demonstrates that crosslinked hyaluronic acid is greater than only a humectant and might operate as a biocompatible, floor‑energetic penetration enhancer that would enhance the effectiveness of different skincare actives.
Alternatives for formulators in search of multifunctional components
The analysis, which was printed within the Worldwide Journal of Beauty Science, reviews that topically utilized crosslinked HA at 0.03% can improve pores and skin penetration of different actives. This might be vital as a result of conventional excessive‑molecular‑weight HA typically acts on the pores and skin floor attributable to its dimension. The flexibility of crosslinked HA to assist penetration suggests altered physicochemical or movie‑forming properties that would modify percutaneous absorption pathways.
In response to the analysis from the French- and US-based scientists, there is a chance to make use of crosslinked HA not just for hydration but in addition as a useful supply system. There may be additionally potential to enhance the bioavailability of poorly penetrating actives with out altering core formulations or including harsher chemical enhancers.
The researchers famous that crosslinked HA nonetheless offers its effectively‑identified hydration and pores and skin‑safety advantages, making it a multifunctional materials. Which means this single ingredient might be able to present twin motion: barrier assist and enhanced supply.
For cosmetics formulators, this new discovery about crosslinked hyaluronic acid might supply new alternatives for efficacy‑pushed claims, simplified ingredient lists, and extra environment friendly supply methods.
The findings might be particularly helpful for minimalist or ‘pores and skin‑barrier pleasant’ formulations that require fewer components.
Attributable to its penetration‑enhancing impact, crosslinked HA might be particularly priceless in anti‑ageing formulations to spice up actives; hyperpigmentation therapies (rising supply of tyrosinase inhibitors); and efficacious dermocosmetic or medical‑adjoining skincare.
“Crosslinked HA was proven to spice up the topical supply of quite a lot of skincare actives into porcine and human pores and skin explants,” defined the researchers. “Particularly, it may possibly increase the topical supply of hydrophilic however not lipophilic actives into the pores and skin, a phenomenon we attribute to its sturdy water binding capability.”
The group stated it hypothesises that crosslinked HA’s potential to boost topical supply is because of each its sturdy hydrating properties and its film-forming behaviour, a mode of motion that was additional explored by AFM evaluation. “Crosslinked HA also can increase the topical supply of a medium‑molecular‑weight HA species, as demonstrated by MALDI-MSI; such a phenomenon may be useful in boosting the general advantages of HA current in lots of beauty formulations,” stated the group.
There’ll now be additional analysis to discover different actives whose topical supply may be enhanced by way of the incorporation of crosslinked HA, in addition to investigating different supplies with comparable topical supply advantages to crosslinked HA.
A Cohen et al; Worldwide Journal of Beauty Science; 19 January 2026
