Full Spectrum Rhodiola RoseaBotanical Adaptogen from the Arctic Rhodiola, also known as Arctic root, is a legendary botanical from the Polar Arctic regions of Eastern Siberia. Indigenous people of the area used rhodiola as a tonic against stress and for improved work capacity and stamina. This traditional use eventually led to modern research into its potential as an adaptogen - a substance that helps our bodies adapt to environmental, physiological and psychological stress. Planetary Formulas Full Spectrum Rhodiola Rosea combines a standardized extract of the Rhodiola rosea root with whole rhodiola root extract, providing a broad range of rhodiola's valuable constituents. Siberian Tonic Herb Rhodiola is a root of the Rhodiola rosea plant, which is native to Siberia. It was valued by the traditional aboriginal peoples of the region as a strengthening tonic that was believed to increase physical and mental stamina. In modern times, rhodiola has been researched for its adaptogenic properties. The term.