The present invention relates to a method for producing a health functional composite extract mixed with an Eriobotrya japonica fermented extract and an abalone medicinal hot water extract. The health functional composite extract is mixed with an Eriobotrya japonica fermented extract and an abalone medicinal hot water extract at a suitable concentration to have complementary potentialization without reducing physical properties or losing active ingredients of each thereof. The Eriobotrya japonica fermented extract is obtained by fermenting leaves and branches of Eriobotrya japonica, as a domestic traditional plant resource, which is known to have various biological activities such as anticancer and antioxidant functions along with germinated brown rice, so a pharmaceutical activity of Eriobotrya japonica is improved. The abalone medicinal hot water extract is obtained by extracting a mixture obtained by mixing a composite medicinal agent which has been widely used from the past with ensured safety and which has various functional pharmaceutical activities in an abalone which is a marine product having excellent tastes and nutrition and being beneficial to a human body, so a medicine can have an effect which is improved compared to a conventional pharmaceutical effect. Thus, functions are compositely improved, so very excellent stability and safety are ensured. The Eriobotrya japonica extract&primes antibacterial, antioxidant, anti-hyperlipemia, anti-hypertensive, and anti-cytotoxic effects, the abalone&primes tastes, nutrition, and functional active components known to have effects in relieving fatigue and vitalizing energy, and the composite medicinal agent&primes functional medicinal activities are composited. Thus, biorhythm adjustment, disease prevention, disease treatment, and herbal tonic functions are added. A good absorption rate is ensured, and bad tastes and smells which hinder consumption are removed, so a savory taste is ensured and good smells are ensur
