Thyme (Thymus vulgaris) is a perennial plant from the family Lamiaceae rich in active substances such as glycosides of phenolic compounds, flavonoids, caffeic and rosemary acid. It has antibacterial, antiviral and anti-inflammatory effects and is often recommended for respiratory problems. The active substances of thyme relax the muscles of the bronchi (spasmolytic action) and facilitate expectoration.

Primrose (Primula veris) is a perennial herbaceous plant of low growth for which the pharmacological action the following components are responsible: glycosidic forms of triterpene saponins, primula acid A and protoprimulagenin A and their derivatives. They dilute and stimulate the secretion of bronchial mucus, but also stimulate the motility of the ciliary villi of the bronchial epithelium, which facilitates expectoration.

Iceland moss liquid food supplement is taken three times a day, depending on age, in the amount of 5 to 15 ml. It can be taken by children older than 4 years.