Moh. Arya Avrilio Isa, Hamsidar Hasan, Widy Susanti Abdulkadir, Multiani S. Latif, Dizky Ramadani Putri Papeo

The Potential of Kaledang (Artocarpus lanceifolius Roxb.) Stem Bark Fractions as an In Vitro Sunscreen

Introduction

The potential of kaledang (artocarpus lanceifolius roxb.) stem bark fractions as an in vitro sunscreen. Discover the in vitro sunscreen potential of kaledang (Artocarpus lanceifolius Roxb.) stem bark fractions. This study evaluates their UV absorption and SPF values as natural skin protection.

Abstract

Exposure to ultraviolet (UV) radiation is a major factor causing skin damage that can trigger premature aging, inflammation, hyperpigmentation, and even skin cancer, thereby encouraging the development of natural-based sunscreens as safer and more environmentally friendly alternatives. The stem bark of kaledang (Artocarpus lanceifolius Roxb.) contains active compounds such as flavonoids and phenolics, which have potential as UV absorbers as well as antioxidants. This study aims to determine the in vitro sunscreen activity of kaledang stem bark fractions and to identify the concentration that produces the highest Sun Protection Factor (SPF) value. The research employed an experimental design by testing chloroform, ethyl acetate, and methanol fractions at concentrations of 50, 100, and 200 ppm, respectively, using the SPF assay with UV-Vis spectrophotometry.

Review

This abstract presents a timely and relevant study investigating the potential of *Artocarpus lanceifolius Roxb.* stem bark fractions as an in vitro sunscreen. The authors effectively set the stage by highlighting the severe consequences of UV exposure and the growing demand for natural, safer alternatives to synthetic sunscreens. The selection of kaledang is justified by its known content of flavonoids and phenolics, compounds widely recognized for their UV-absorbing and antioxidant properties. The clearly stated aim — to determine in vitro sunscreen activity and identify the optimal concentration for SPF — provides a solid foundation for the subsequent research. The proposed methodology employs an experimental design focusing on chloroform, ethyl acetate, and methanol fractions, tested at a pragmatic range of concentrations (50, 100, and 200 ppm). Utilizing the SPF assay with UV-Vis spectrophotometry is a standard and appropriate in vitro approach for preliminary screening of sunscreen potential, making the experimental setup sound for its stated purpose. While the abstract effectively outlines the "what" and "how" of the study, it refrains, as expected, from presenting specific results or the interpretation of the findings, leaving the reader to anticipate the detailed outcomes of these experiments. Overall, this abstract lays out a well-conceived plan for an initial investigation into a promising natural resource for photoprotection. Should the full study demonstrate significant in vitro SPF values, it would contribute valuable data to the field of natural product-based sunscreens, potentially paving the way for further research into safety, efficacy, and formulation development. The work addresses a pressing need for environmentally friendly and health-conscious alternatives, making the findings of this study of considerable interest to researchers in pharmacology, cosmetics, and natural product chemistry.

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