function test seems pretty ok.
All the parameters are within normal limits, only SGPT value is out of range during Aug 2012, SGOT
value can be considered normal.
SGOT and SGPT are liver enzymes, it usually increases when there is damage to liver.
SGPT shows diurinal variations, ie its value changes by day and night,
it is also increased in some other infections , diabetes
Your values are normal considering above facts.
To have a good liver function test
Have plenty of carbohydrates, moderate fats, plenty of fruits and vegetables, avoid fast foods.
Limit protein diets.
If your taking any drugs for some other illness also cause elevated liver enzymes