Boswellia Beam Sunscreen Aqua gel SPF 50 PA+++ 50ML For all skin types Boswellia Beam. serrata resin is hand-stored for quality. It is powerful anti-inflammatory, reduce appearance of scars, stretch marks and age spots. It is natural replacement for retinol. Ceramides is waxy lipid molecules. It's composed of sphingosines and fatty acid joined by an amide bond. It is found high in concentrations with our cell membranes naturally. It purely supports structural elements and can participate in a variety of cellular signaling, like differentiation, proliferation and PCD of cells. So it keeps skin hydrated and protected.