Herb Pharm - Rhodiola Glycerite Extract - 1 oz. (29.6 ml) Herb Pharm Rhodiola Glycerite Extract. Herb Pharm prepare Rhodiola Glycerite fro the dried roots of Rhodiola rosea plants which are hand-harvested in their wild native habitat in the Russian Arctic Circle. To assure optimal extraction of Rhodiola's antioxidant flavonoids and delicate rose flavor, the roots are hand-harvested at their optimal potency, are carefully shade-dried, and are then shipped directly to their laboratory and thoroughly extracted. Herb Pharm Rhodiola is never fumigated or irradiated. Herb Pharm herbal glycerites are very similar to their liquid herbal extracts and they can be used in the same way. The difference is a slightly adjusted extraction process, which enablesthem to extract the herbs with natural plant glycerine instead of alcohol. What is Rhodiola? (Rhodiola rosea) Rhodiola rosea, a perennial plant of the Rhodiola genus in the Crassulaceae family, grows in cold regions around the world. These regions include the Arctic, the Rocky Mountains, mountainous areas of central Asia, the Alps, the Carpathian Mountains, the Pyrenees, Scandinavia, Iceland and northern Russia (Siberia). It is a pretty little plant with yellow flowers, but it exhibits its hardiness by easily growing in harsh, craggy environments. Because rhodiola rosea features both distinctly male and female plants, it is a dioecious plant. Traditionally, rhodiola rosea was used by Russians, Siberians and Scandinavians to improve vitality in harsh conditions presented by bitter cold climates and high altitude areas. This golden root later developed a rather mysterious reputation as Soviet KGB agents relied on rhodiola rosea to improve physical and mental endurance while persevering stressful conditions and situations. After being used for centuries in China and Russia and being studied for decades by the Soviet Union, rhodiola rosea's western research was spearheaded by Dr.