Thyme
Thymus vulgaris — also: Garden thyme
Some human trial support for cough (combination products); culinary use is safe.
Mediterranean culinary and medicinal herb; used for cough and as an antiseptic.
Thyme (often with ivy) eases acute bronchitis cough; antimicrobial in lab studies.
Thymol and carvacrol have antimicrobial and antispasmodic activity.
- Cough relief (esp. combination products)
- Antimicrobial in lab
Some RCTs (thyme/ivy) for acute bronchitis cough.
- Oil dosing/safety needs care
- Oil irritation
- Allergy
- Pregnant people using medicinal oil doses
Concentrated oil can irritate; possible allergy.
Possible additive effects with blood thinners at high doses.
Culinary fine; avoid medicinal oil doses in pregnancy.
Easy perennial; dry sprigs, or steam-distill for oil (advanced).
- Thyme–ivy combination products show benefit for acute bronchitis cough in RCTs.
- Thymol/carvacrol have antimicrobial and antispasmodic activity in vitro.
- Most positive data come from combination, not thyme alone.
Hard to attribute effect to thyme specifically given combination formulations.
Thyme-only trials isolating its contribution.
A flavorful cough ally — the oil is potent, so respect the dose.