The GPT（ALT）level of more than 90% patients were back to normal after taking YHK in ten days. The other patients who need more time to recover were back to normal level in one month.

It will take more than 6 months to treat hepatitis c in hospital. The efficiency rate of kinds of therapeutics is less than 30%. The patients always go to hospital in a disturbed mood. They are not sure the efficiency of treatment and side effect of drug. Even though, they have no alternative.

Tens of thousands patients take YHK in the world. But up to now, there is no side effect reported, because YHK is made by pure plant materials, without any chemical substance which was repelled by human body.

So all in all, YHK can improve function of liver fast and safely.