Last update
3/30/2026
Research Authors

Overview

SCIENTIFIC SCORE
Moderately Effective
Based on 1 Research
8
USERS' SCORE
Moderately Good
Based on 1 Review
7.7
Supplement Facts
Serving Size:  1 Veg Capsule
Amount Per Serving
%DV
Elderberry (10:1 Concentrate) (Sambucus nigra) (Fruit)
500 mg
**
📅 Last updated:

Top Medical Research Studies

8
Elderberry reduces respiratory infection symptoms moderately
Researchers examined five clinical studies involving 936 adults to evaluate elderberry's effects on acute respiratory infections. When taken within 48 hours of symptom onset, elderberry extract or lozenges showed promise in reducing common cold and flu symptoms—including fever, headache, and nasal congestion. Most adults experienced roughly 50% symptom reduction within 2-4 days of treatment.

Elderberry appears particularly effective for influenza-related symptoms, though evidence on cough relief remains mixed. The treatment was well-tolerated with minimal side effects and no serious adverse events reported. However, there's currently insufficient evidence for use in pregnant or lactating women, and no support for COVID-19 treatment or prevention.
Read More

Most Useful Reviews

0
No flu benefits experienced
6 people found this helpful
Ineffective against flu (for me). I recently tried elderberry capsules after my daughter swore by the syrup. Despite my generally healthy immune history, I contracted the worst flu ever while taking it daily. I experienced severe flu symptoms including headaches for weeks. Despite my efforts with this supplement, I found it unhelpful for preventing or easing my flu experience.
Read More

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Medical Researches

SCIENTIFIC SCORE
Moderately Effective
Based on 1 Research
8
  • All Researches
8
Elderberry reduces respiratory infection symptoms moderately
Researchers examined five clinical studies involving 936 adults to evaluate elderberry's effects on acute respiratory infections. When taken within 48 hours of symptom onset, elderberry extract or lozenges showed promise in reducing common cold and flu symptoms—including fever, headache, and nasal congestion. Most adults experienced roughly 50% symptom reduction within 2-4 days of treatment.

Elderberry appears particularly effective for influenza-related symptoms, though evidence on cough relief remains mixed. The treatment was well-tolerated with minimal side effects and no serious adverse events reported. However, there's currently insufficient evidence for use in pregnant or lactating women, and no support for COVID-19 treatment or prevention.
Read More

User Reviews

USERS' SCORE
Moderately Good
Based on 1 Review
7.7
  • All Reviews
  • Positive Reviews
  • Negative Reviews
0
No flu benefits experienced
6 people found this helpful
Ineffective against flu (for me). I recently tried elderberry capsules after my daughter swore by the syrup. Despite my generally healthy immune history, I contracted the worst flu ever while taking it daily. I experienced severe flu symptoms including headaches for weeks. Despite my efforts with this supplement, I found it unhelpful for preventing or easing my flu experience.
Read More

Frequently Asked Questions

No FAQs are available for this product and symptom.

References

  1. Harnett J, Oakes K, Carè J, Leach M, Brown D, et al. The effects of berry on acute respiratory viral infections: A rapid review of clinical studies. Adv Integr Med. 2020;7:240. 10.1016/j.aimed.2020.08.001
Data last updated:
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