Aspen Bark Extract (Populus Tremuloides Bark Extract) is a powder extract from the bark of the Aspen Tree. The trees can reach 48-99 feet hight and grow widely in North America. The extract is a natural preservative with skin-enhancing properties. Therefore, it can replace cheap parabens and protect your skin product excellently to reach a long shelf life. Moreover, the extract includes natural salicin which has soothing benefits for the skin. Also, it is highly suitable for sensitive skin types as it is calming. It is the perfect natural substitute for chemical preservatives in your skin routine and available in various products from Belinda Hughes.