Nanoemulsions: The New Frontier for High-Performance and Sensory Skincare

Modern cosmetics are entering a new era where scientific performance and sensory experience are no longer opposites but deeply intertwined. At the heart of this shift lies nanoemulsion technology. These ultrafine colloidal systems offer enhanced stability, increased efficacy, and unprecedented sensorial qualities while meeting the expectations of clean beauty. Already projected to be adopted by over 60 percent of premium brands by 2025 according to Biofarma Group, nanoemulsions are redefining formulation standards. This is why they are becoming the cornerstone of next-generation skincare.

Game-Changing Technical Advantages

Nanoemulsions stand out due to the extremely small size of their droplets, roughly one thousandth the thickness of a human hair. This fineness, well documented in the scientific literature, grants exceptional stability. Their average shelf life is twice that of conventional emulsions due to a lower interfacial energy, which naturally reduces coalescence and creaming phenomena. They also enable better solubilization of hydrophobic active ingredients such as vitamins A and E, polyphenols, or UV filters. Multiple studies report a 15 to 20 percent increase in active loading capacity compared to conventional systems. More importantly, bioavailability can be boosted by up to 75 percent, representing a major improvement in skincare efficacy. Another advantage is that nanoemulsions require up to 60 percent less surfactant while maintaining stable dispersion. This has a dual benefit of reducing potential irritation and improving both the environmental and sensory profile of formulations. Thanks to the rise of microfluidic processes like those developed by Klearia, nanoemulsion production is becoming more accessible and scalable.

A Sensory and Functional Revolution

Beyond their technical performance, nanoemulsions also transform the user experience. Their natural transparency, with turbidity index below 10 NTU, enables the creation of clean and lightweight textures, ideal for minimalist or hybrid formulations. Serums based on nanoemulsions have ultralow viscosities between 1.2 and 2.5 pascal-seconds, offering a silky feel and fast absorption. The benefits extend to sun care and makeup as well. SPF can be increased by an average of 30 percent without a white cast. Foundations achieve a more natural finish. Lipsticks can last up to eight hours. In haircare, hydrophobic actives deposit three times more evenly on the cuticle, enhancing nutrition and shine. Penetration speed is also greatly improved, with 90 percent of actives delivered within two minutes of application compared to over 15 minutes for traditional emulsions.

Safety, Sustainability, and Outlook

Unlike some controversial solid nanoparticles, nanoemulsions are made of biocompatible liquid droplets that are generally biodegradable within 72 hours of application. They do not pose a risk of bioaccumulation, as confirmed by recent safety assessments from the EFSA and FDA. From an environmental standpoint, microfluidic methods used in their production can reduce energy consumption by about 40 percent compared to traditional homogenization. They also offer a lower carbon footprint, estimated at 1.2 kilograms of CO2 per kilogram of product compared to 2.8 kilograms using conventional methods.

Droplet Control Technology by Morpho

At Klearia, the future of nanoemulsions lies in even finer control over internal structure. With our patented Droplet Control Technology, we can directly modulate droplet size and distribution within the emulsion. This precision opens the door to customized textures without altering the base formula. By adjusting the microstructure on demand, formulators can create multiple sensory effects from a single base or tailor bioavailability according to the targeted skin profile. This advancement marks a new step toward more intelligent, adaptive, and distinctive cosmetics where technical performance is not only a matter of ingredients but also of their invisible arrangement.

Guirand M. (2019). Use of Nanoemulsions in Cosmetics. PhD Thesis, Claude Bernard University Lyon 1 / Premium Beauty News (2024). The Future of Emulsions: Nanoemulsions and Pickering Systems / Anton N. Vandamme T. F. (2022). Nanoemulsions and Their Applications in the Cosmetic and Pharmaceutical Industries. International Journal of Pharmaceutics 532(1) 183-204 / McClements D. J. (2023). Nanoemulsion-Based Delivery Systems for Hydrophobic Nutrients. Colloids and Surfaces B: Biointerfaces 217 112-123 / Souto E. B. et al. (2023). Nanoemulsions in Sunscreen Applications