The var will affect your cholesterol vales for sure.
Try to eat as clean as possible and use EFAs.
Regarding your liver, I will quote you a message I wrote lastly:
Till, YGT and AP are within limits, the liver is fine:
GAMMA (YGT): 32 u/ltr [15 - 85]__________________________27
ALKALINE PHOSPHATASE: 96 u/ltr [50 - 136]________________57