Paradise Siberian Eleuthero Root is a True Full Spectrum 50:1 potent concentration. It is naturally extracted without the use of toxic solvents, harsh chemicals, or fractionizing gases to ensure all active and synergistic constituents are present in the balanced ration nature intended. Eleuthero root supports the body's ability to adapt to stress while enhancing long-term energy, vitality and well-being. It has been used for centuries to increase stamina and maintain optimum performance and health. Naturally grown or ethically wild crafted without the use of chemical fertilizers. 250 mg 50:1 extract equivalent to 12,500 mg whole root. The Full Spectrum Eleuthero root raw material extract we use is certified to naturally contain .8% eleutherosides.