A method of fermenting in a liquid state containing nutrients. It has an advantage of being easy to control the environment (conditions such as temperature, oxygen, nutrients, etc.) of microorganisms and cells in the liquid. It is used in mass production of microorganisms.

- Extract Fermentation

: It refers to bioconversion whereby microbial fermentation of natural raw material extracts converts active ingredients of the raw materials into useful forms that can be applied to the human body. It is used in fermenting various extracts.

- Nutrient Medium Fermentation

: It refers to cultivation in a nutrient medium suitable for the growth of microorganisms known as useful microorganisms, or ones that directly developed by the Garden of Naturalsolution Co., Ltd. It can be used in obtaining metabolite and for various products.