I read those articles too. Some of them forget to mention that the level of naringenin concentration needed is impossible to achieve simply by drinking the juice, or even by taking supplements. I've drank grapefruit juice for 3 months, and it made me feel great, full of energy, plus my gallstones stopped bothering me. Yet, as for HCV, my viral load actually grew by the end of the third month. This is when I agreed to start tx.