He is having high SGOT/SGPT level with your history it seems he is having Alcoholic hepatis or Fatty live due to damage by alcohol .The most important step is complete and permanent abstinence form alcohol. You may take help of experts in this regard also.
You can check a enzyme called GGT for liver injury
. A Sonography
of liver and if required a Biopsy
will confirm a diagnosis.
Serious complication like cirrhosis
develops in long run ?
As far as diet is concerned a well balance diet with vitamins and minerals
trace elements is all that is required.
take help of Dietician and aGastroenterologist.
All the best