Each softgel contains a balanced blend of three essential oils, each at a dose of 11.4 mg:
Lemon (Citrus limon) – pericarp essential oil
Thyme (Thymus vulgaris or Thymus zygis) – essential oil of the aerial parts
Peppermint (Mentha piperita) – essential oil from the fresh aerial parts
These three essential oils constitute the active ingredients that give the medicine its effect on the symptoms of the common cold.