BASF's water-soluble UVA filter, 'Uvinul® TS Hydro' (INCI: Terephthalylidene dicamphor sulfonic acid). It enables lightweight, non-sticky formulations and significantly enhances SPF and UVA-PF performance through balanced protection across oil and water phases. The ingredient demonstrates excellent photostability and provides superior sensory properties without a noodling effect when neutralized with Tromethamine or L-Arginine. Additionally, it is an eco-friendly solution featuring >90% natural origin content and 71% renewable carbon content.