Formulation development and evolution of sunscreen lotion

The formulation of sunscreen salve incorporated essential oil. The sunscreen activity of lotion was assessed using the in vitro SPF procedure. The SPF represents a quantitative evaluation of the efficacy of sunscreen formulations. It was determined that the sunscreen lotion had an SPF value of 16.09457. Sunscreens with an SPF value greater than 2 are regarded as having effective sunscreen properties. This suggests that the formulated sunscreen lotion exhibited excellent sunscreen activity, suggesting that herbal oil, extract, and juice could potentially be effective alternatives.  regarded as a suitable candidate for use in cosmeceuticals or sunscreen. Additional characteristics of this lotion that were assessed included spreadability, viscosity, pH, and extrudability.