Gunaratne,W. A. S. BDe Silva,H. I. C2026-10-092026-10-092025-021012-8999https://dr.ichemc.ac.lk/handle/123456789/575Abstract No: 2025_291 Page No 43Safety concerns regarding synthetic sunscreens have increased the demand for botanical alternatives rich in phytochemicals with natural photo-protectant properties.enLayered double hydroxideJusticia adhatoda Linn.AntioxidantSun protection factorPhotostability.Article