MULTIFUNCTIONAL INGREDIENTS


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Fatty acid furans: platform for structure, sensory performance


Ellen Murphy, Shawn Eady, Andrew Garcia, Christoph Krumm - Sironix Renewables


One of the persistent challenges in personal care formulation is building structure without compromising aesthetics. Ingredients that increase viscosity or improve stability often also increase drag, waxiness, greasiness, or reduce foam quality. As consumers continue to demand richer sensory experiences alongside more sustainable products, formulators increasingly need ingredients that improve structural performance without introducing these traditional trade-offs. This challenge appears in different ways


across product categories. In rinse-off systems, formulators seek products with greater body, pearlized appearance, and rich, stable foam without relying heavily on alkanolamides or pearlizing agents. In leave-on emulsions, the goal is to support high oil loading and luxurious sensory while avoiding excessive waxiness, oil expression, or instability during application and storage.


The challenge is no longer simply replacing


conventional ingredients with renewable alternatives but identifying new molecular architectures that enable formulations that are not previously achievable with traditional chemistries.


Introducing fatty acid furans Among the emerging classes of renewable specialty ingredients are fatty acid furans (Figure 2), lipid-based molecules synthesized by combining naturally derived fatty acids with furan building blocks obtained from lignocellulosic biomass.1-3


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Figure 1: Renewable agricultural residues and plant-derived oils are transformed into multifunctional fatty acid furan ingredients that deliver performance in both rinse-off and leave-on personal care formulations. Following consumer use, the ingredients are designed to be readily biodegradable, supporting a circular lifecycle that connects renewable feedstocks, high-performance formulation, and return to the natural carbon cycle


Unlike many bio-based ingredients that function primarily as renewable substitutes, fatty acid furans introduce a distinct molecular architecture that may influence the organization of surfactant assemblies and lipid networks. This creates opportunities to modify rheology, emulsion stability, foam characteristics,


and sensory properties through changes in formulation structure rather than simply increasing the concentration of conventional waxes or fatty alcohols. This article examines the performance of


Furasoft-SF, an equiweight blend stearoyl furan and stearic acid, henceforth referred to as the


September 2026 PERSONAL CARE MAGAZINE


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