Preparation method of angelica volatile oil microcapsules

The invention provides a preparation method of a Chinese angelica volatile oil capsule. The preparation method comprises the following steps: respectively preparing a gelatin solution and an Arabic gum solution; complex coacervation and capsule formation: mixing the angelica volatile oil with a gelatin solution, dispersing into an emulsion, adding an Arabic gum solution into the emulsion, uniformly stirring, and adjusting the pH value; and adding a formaldehyde aqueous solution for curing. According to the method disclosed by the invention, the drug stability is improved, and the oxidative deterioration of the capsule core caused by the influence of light, humidity and heat is slowed down. The strong smell of the medicine is covered, the smell becomes light after the medicine is prepared into the micro-capsule, and the medication compliance of a patient can be improved. And the liquid medicine is solidified and is convenient to store, transport and develop. The irritation of the medicine to the stomach is avo