Echinacea is a genus of flowering plants in the daisy family, primarily found in North America. These plants are known for their vibrant pink or purple petals and cone-shaped centers. Echinacea has been used traditionally by Native American tribes for various health purposes, and it remains popular today as a herbal supplement. The most studied health effects of echinacea relate to its potential impact on the immune system. Some research suggests that echinacea may help reduce the severity and d

How many studies on Echinacea are available?

NutriVouch references 181 human studies on Echinacea, all peer-reviewed and indexed on PubMed.

Is Echinacea effective for Immune Support?

For Immune Support, Echinacea has an effectiveness score of 4/10 — weak or limited clinical evidence. Based on 28 relevant studies.

Is Echinacea effective for Respiratory Health?

For Respiratory Health, Echinacea has an effectiveness score of 4/10 — weak or limited clinical evidence. Based on 13 relevant studies.

Is Echinacea effective for Anti-Inflammation?

For Anti-Inflammation, Echinacea has an effectiveness score of 3/10 — weak or limited clinical evidence. Based on 13 relevant studies.

Is Echinacea effective for Antioxidant Protection?

For Antioxidant Protection, Echinacea has an effectiveness score of 3/10 — weak or limited clinical evidence. Based on 20 relevant studies.

Is Echinacea effective for Anxiety Support?

For Anxiety Support, Echinacea has an effectiveness score of 2/10 — minimal evidence — marketed but thinly supported. Based on 7 relevant studies.

Confidence level

Moderate evidence

181 studies

Echinacea

Absorption

✦Can be taken with or without food. No significant absorption interactions known.

Daily Dose

⚖

Common dose: 300–500 mg of extract three times daily

RDA: No official RDA established

Upper limit: Not established

Best form: Echinacea purpurea extract, Echinacea angustifolia extract

Timing: Can be taken with or without food.

Echinacea is often used to support immune health; however, evidence on its efficacy is mixed. Consult a healthcare provider before use, especially if pregnant or nursing.

Effects

🍇 Antioxidant Protection

3.020 studies›

😌 Anxiety Support

2.07 studies›