Pearl Powder is made from ground up oyster shell and has been found to contain amino acids which rejuvenate the skin. Asian women have used pearl powder for centuries to keep their skin nourished and healthy looking. In clinical research pearl powder has been shown to soothe inflammation, promote healing and and calm redness and skin irritations. Chinese women take pearl powder internally or apply it topically to make their skin look younger and smoother. Look for the Chinese Pearl Powder called Zhen Zhu Mo.