Padina pavonica is a small brown alga that grows in warm temperate waters and found in the Mediterranean, Black Sea, Red Sea, Atlantic Ocean, Pacific Ocean, and Indian Ocean. Padina pavonica is characterised morphologically by the presence of thallus (fronds or umbrellas) bleached by limestone. This alga participates in underwater chlorophilic photosynthesis and absorbs minerals from the water, then it deposits calcium carbonate crystals on its thallus at the highest rate of all algae. Therefore, it is called a "calcifying" alga or calcified alga. Padina pavonica is used in treatments for bone diseases such as osteoporosis and arthritis and in calcium-based food supplements. It is used in pharmacy and cosmetics, as it promotes the renewal of glycosaminoglycans, reinforces their protective actions and their actions on the maintenance of cellular vitality. Padinami EC has desmonstrated to stimulate the synthesis of sulfated GAGs and Hyaluronic acids. It has proven also to boosts the synthesis of collagen and pro-collagen and improve cell communication between keratinocytes and fibroblasts. Finally, the dermis and epidermis structure is improved, skin is firmer and souple.