Respiratory: Cold and flu, asthma

Gastrointestinal: Liver, functional gastrointestinal problems - like IBS (GermanCommission E), nausea, cold sores

Genitourinary: Hot flashes

Musculoskeletal: Possibly local inflammation

Neurologic: Cognition and anxiety in Alzheimer's, increased memory, alertness, "nervous sleeping disorders" (German Commission e), nervous tics

Skin: Helps heal cold sores (herpes labialis), HSV ll outbreaks, shingles, chicken pox lesions, (topical antiviral) bites, stings, local antiinflammatory

Mental health: Insomnia, anxiety (increases calming neurotransmitter GABA), depression (oral administration)

Cholesterol: May help lower LDL cholesterol

Immunity: Immune system support

Cancer: May be helpful in colon cancer

Other: Insecticide (mosquitoes and ticks)

                                                             *   *   *

SIDE EFFECTS: Nausea, wheezing (allergic reaction), excitability, nervousness, increased appetite, dizziness

CAUTION/CONTRAINDICATIONS: Thyroid medications (may decrease the efficacy of these), thyroid conditions, and sedatives

FORMS: Tea, oils, extracts, creams, capsules, lip balm, powders, lotions, dried

RECOMMENDED BRANDS

No available recommended brands at this time

Dosage

As directed on the product label.

Some clinical and consumer sources describe a wide range of herbal amounts, and many are not supported by strong evidence. Always follow the manufacturer’s instructions.

Traditional herbal practices describe the use of this herb in capsule, extract, topical, or tea form. Modern commercial products vary widely in strength and formulation, so traditional amounts may not apply to current products. Many people use this herb for general wellness, comfort, or skin support, but evidence is limited and product strengths differ significantly.

Topical preparations vary by product and purpose, and tea made from dried herb is traditionally used as needed. These reflect historical and consumer practices rather than standardized clinical recommendations.

For detailed drug dosing and interaction information, refer to herbal dosing on the Epocrates website.

Traditional Use (General Information Only)

This herb has been used traditionally for general wellness, comfort, and topical support. Traditional practices describe the use of dried herb in teas, as well as extracts, powders, and topical preparations. These uses are based on historical and consumer experience rather than strong clinical evidence.

These reflect traditional and consumer uses, not evidence‑based medical treatments. Product formulations vary, so it is important to follow the manufacturer’s directions.

*Disclaimer: The material above is for informational purposes only. This information is not intended to diagnose or treat a condition. The uses listed above are tentative; some have or are undergoing research trials, but many are not FDA-approved. It is essential that you investigate these supplements further before deciding to use them. Check interactions and contraindications on sites like Drugs.com or WebMD. Do not attempt to treat a serious condition like liver, kidney problems, high blood pressure, heart, cancer, diabetes, or thyroid issues without discussing it with a healthcare provider first. If you are pregnant, do not use supplements without discussing it with your healthcare provider.