Thyme extract (Thymus vulgaris)

Tier 2 — promising · Cough · Bronchitis · Antimicrobial

ESCOP and German Commission E approved thyme for bronchitis and productive cough. A 2024 review found thyme extract significantly reduces cough frequency in acute bronchitis, especially when combined with ivy leaf. Contains thymol, a potent natural antimicrobial. Very safe with centuries of culinary and medicinal use. Most effective as a standardised liquid extract.

Dose: 300–600 mg/day standardised thyme extract or 2–3 cups thyme tea; often combined with ivy leaf