The considerations concerning the well being and environmental results of the lively components in present sunscreens have spurred the keenness for searching for out biosafe and environment friendly alternate options, particularly from nature. Nevertheless, the current enchancment is mostly related to multistep, costly nanotechnologies and complicated formulations of a number of lively components for attaining environment friendly ultraviolet (UV) safety, and the absence of antioxidative exercise and the darkish coloration additional hinder the sensible utility of those naturally sourced absorbers. Herein, a facile and environment friendly technique is launched to organize a biocompatible, antioxidative and light-colored sunscreen solely from naturally reproducible tea polyphenols with solely UVB absorption. We show that the Mannich condensation meeting of polyphenol nanoparticles gave rise to broadband UV shielding and enhanced extinction efficacy. These nanoparticles have robust antioxidative actions and supply a variety of picks for particle-stabilized emulsion formulations with a cosmetically acceptable look and, most significantly, with good anti-UV efficiency and photostability below UV publicity. Favorable UV safety in opposition to irritation, epidermal hyperplasia, and hyperkeratosis was achieved in an acute photodamage mannequin. The particle-stabilized emulsions are additionally adhesive, water resistant and comfy to use. This research lays the muse for formulating polyphenol-based sunscreens, and the acquisition of broadband UV safety by molecular meeting of a UVB absorber is validated as an efficient technique to be helpful for future UV absorber improvement.