The present invention relates to oriental medicine product of lactobacillus and grain granules. More particularly, since most of currently and commonly used oriental medicine is a liquid form, oriental medicine should be warmed before eat and it is difficult to carry, and eat, and also there is problem in long term storage. In addition, consumers of oriental medicine decease due to the lack of reliability caused by uncertainness in quality control and origin of medicinal herb, since the medicinal herb is prepared by individual oriental medicine clinic. To resolve these problems, the present invention provides lactobacillus grain granules prepared by: employing a way of cooking rice in which liquid from brewed medicinal herb is used instead of water for rice to cook rice mixing an appropriate amount of oligosaccharides, which is a nutritional source of lactobacillus, with cooked rice inoculating and activating bifidobacteria at appropriate temperature and then performing a process in a procedure. The product of the present invention is a functional food characterized in that: wide range of consumers can be obtained by having function of preventing adult diseases such as constipation, and obesity through lactobacillus ingestion as administering oriental medicine quality improvement, cost reduction, and maximization of sales profits can be achieved by producing a lactobacillus grain fermented food, a food for preventing diseases, oriental medicine in a O.E.M manner due to the establishment of a plant system at each region to massively produce a homologous product particularly, reliability is established through close inspection of medicinal herb, homogenization of a product, and cost-reduction and the product can be exported to oversees, as well as used domestically since it is possible to store for a long-time.COPYRIGHT KIPO 2014[Reference numerals] (AA) Rice or brown rice (BB) Liquid from brewed medicinal herb (1.2 to 1.5 times more than an amount of rice) (CC) Boil