Disclosed are functional coffee containing medicinal herbs which are beneficial to health by reducing side effect of caffeine, and a method of preparing the same. Functional coffee containing medicinal herbs according to the present invention comprises 30-70 wt% of coffee and 30-70 wt% of medicinal herbs, wherein the medicinal herb includes, with respect to 100 parts by weight of tonics including at least one selected from the group of polygonatum, summer cypress and cassia seed, 20-40 parts by weight of blood reinforcing agents including at least one selected from the group of salviae miltiorrhizae radix and achyranthes japonica 10-30 parts by weight of energy reinforcing agents including at least one selected from the group of milk vetch root and codonopsis pilosula 5-15 parts by weight of virility reinforcing agents including matrimony vine 20-40 parts by weight of stamina reinforcing agent including cuscuta seed and 10-20 parts by weight of antibacterial tonics including at least one selected from the group of tribuli fructus and cinnamon, the tonics includes 15-25 wt% of polygonatum, 65-80 wt% of summer cypress, and 5-15 wt% of cassia seed, the blood reinforcing agents includes 60-70 wt% of salviae miltiorrhizae radix and 30-40 wt% of achyranthes japonica, energy reinforcing agents includes 45-55 wt% of milk vetch root and 45-55 wt% of codonopsis pilosula, the virility reinforcing agents includes matrimony vine, the stamina reinforcing agent includes cuscuta seed, the antibacterial tonics includes 30-40 wt% of tribuli fructus and 60-70 wt% of cinnamon, and the virility reinforcing agent includes lycium.COPYRIGHT KIPO 2015카페인의 부작용을 감소시켜 건강에 이로운 천연물 약재가 함유된 기능성 커피 및 이의 제조방법에 대하여 개시한다.본 발명에 따른 천연물 약재가 함유된 기능성 커피는 커피 30~70중량% 및 천연물 약재 30~70중량%를 포함하되, 상기 천연물 약재는 황정, 지부자 및 결명자로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 강장제 100중량부에 대하여, 단삼 및 우슬로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 보혈제 20~40중량부 황기 및 만삼으로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 보기제 10~30중량부 구기자를 포함하는 보음제 5~15중량부 토사자를 포함하는 보양제 20~40중량
