Dr. Hauschka Blackthorn Toning Body Oil has the following features: Offers strengthening, warming skin care for all the family. It has even proved successful during pregnancy when it is particularly important to keep skin supple to prevent pregnancy-induced stretch marks. Blackthorn blossom and birch leaf extracts enhance skin elasticity while sun-drenched St. John’s wort and jojoba oil support the skin’s natural processes of renewal and fortification.