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Eleuthero (Siberian ginseng) review & buying guide

Updated October 2026 · How we review

Latin name: Eleutherococcus senticosusResearch strength: Limited

What it's been studied for

Fatigue and endurance; study results are mixed.

What to look for

Root extract capsules or tinctures. It is a different plant from Panax ginseng.

  • Plant part and extract ratio or standardization on the label
  • Amount per serving in milligrams
  • Third-party testing (USP Verified or NSF)
  • No claims to cure or treat disease

Cautions

Can affect sleep and may interact with some medicines, including blood thinners, diabetes medicines and digoxin. Ask a doctor if you have high blood pressure.

For general supplement information, see the NIH Office of Dietary Supplements.

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Important: These statements have not been evaluated by the Food and Drug Administration. Products discussed are not intended to diagnose, treat, cure or prevent any disease. This site is for general information only and is not medical advice. Talk with your doctor or pharmacist before starting a supplement, especially if you are pregnant or breastfeeding, take medication, or have a health condition.