PURPOSE: A method of making acorn and unpolished rice juice using vitamin C is provided to get acorn and unpolished rice juice by mixing tannin juice with unpolished juice using vitamin C. CONSTITUTION: A method of making annin juice comprises, a step to prepare 100g of pulverized fresh acorn, 500g of dried acorn and pod shell, 20-50g of vitamin C, 10-30g of sugar, 2000cc of water and a plastic bottle for storing the ingredient thereof, a step to gain extracts after adding 2000cc of water to the dried acorn and pod shell and heating the mixed water, a step to put the extracts, 20-50g of vitamin C, 10-30g of sugar and 100g of pulverized fresh acorn into a plastic bottle and heat the bottle at a temperature of 180-250°；C and add 100g of heated acorn, a step to seal the plastic bottle after removing air and a step to put the bottle outside until the temperature of the mixed ingredients gets 25-35°；C and the inside pressure of the same gets 2-6 for about 6-10. A method of making unpolished rice juice comprises； a step to prepare 700g of rice flour, 300g of barley flour, 10-50g of vitamin C, a plastic bottle with 2500cc of water, a step to pour 2500cc of water into the rice flour and the barley flour and grind the mixed ingredients, a step to add vitamin C to 20-60 to the mixed ingredients, a step to put the mixed ingredients outside for 6-10 at a temperature of 25-35°；C, a step to remove gas from the mixed ingredients several times and seal the mixed ingredients and a step to pressurize the mixed ingredients with clothes, leave juice separated from solid substance and seal the juice. [Reference numerals] (AA) Preparing materials； (BB) Heating process； (CC) Extracting process； (DD) Mixing process； (EE) Sealing and maintaining process； (FF) Filtering process본 발명은 비타민 씨를 이용하여 발아현미상태를 만들어 식물이 만든 독을 깨고 도토리 탄닌 주스로 구린내를 제거하여 곡류의 향을 가진 알코올이 없는 전통주, 위스키의 부재료를 만드는 것이다.
