(1) The invention relates to a carvacrol microemulsion and a production process thereof, and relates to the technical field of carvacrol microemulsion pesticide.

(2) Conclusion: Thymol and carvacrol are main compositions of the volatile oil in Origanum vulgare.

(3) Carvacrol) Oil of oregano has the properties of anti-bacterial( Gram-positive bacteria and Gram negative bacteria), anti-coccidia and anti-oxidant activity.

(4) In conclusion, these results suggested that PA and carvacrol were endowed with analgesic and anti-inflammatory effects.

(5) Methods:To develop the HPLC method for determination of Thymol and Carvacrol, and compare the physicochemical property.

(6) Methods: The HPLC method for determination of Thymol and Carvacrol and compare the physicochemical property.