Thyme syrup is sweet and aromatic tasting making it a very pleasant syrup to take off the spoon. Thyme (Latin name, Thymus vulgaris) has a long history of safety and medicinal application going back centuries for its use on the lungs due to its antispasmodic, expectorant, antitussive, antibacterial and antiviral action. Thyme also has a positive effect on digestion.