StackTerminal.Health

BETA

Echinacea

Echinacea is an immunostimulant herb that enhances innate immunity, reduces the duration of upper respiratory infections, and decreases the incidence of colds and flu. It is effective when taken at symptom onset or prophylactically.

immuneanti-inflammatoryrespiratory
Evidence last reviewed: 20 Apr 2026
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Biomarkers studied
Outcomes directly measured across the evidence records below
Immune
Immune Function
Evidence
3 records
Duration of common cold
General populationMeta-analysis
PUBMEDModerate

Echinacea reduced the duration of common cold symptoms by approximately 1.4 days.

Dose: 900 mgDuration: Varied
Immune system support
Healthy individualsSystematic review
PUBMEDLow

Echinacea is suggested to support immune health, particularly under stress conditions.

Dose: 900 mg
Upper respiratory infection prevention
General populationSystematic review
PUBMEDModerate

Echinacea was found to reduce the risk of developing upper respiratory infections by approximately 35%.

Dose: 900 mgDuration: Varied
Forms
Capsule
Commonly used for standardized dosing.
Liquid extract
Allows for flexible dosing and rapid absorption.
Tea
Traditional form, often used for mild symptoms.

Stacks containing Echinacea

Public community stacks that include this ingredient.

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immuneantiviralantioxidant

Combining Echinacea with Elderberry can enhance immune function and provide antiviral defense. Echinacea is known for its immune-boosting properties, while Elderberry has been shown to reduce the severity and duration of viral infections.

Echinacea
900mg
Elderberry
500mg
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