My special problem

so I was on reddit bitching and moaning about how I couldn’t get high or drunk anymore. its been this way ever since the beginning of my 28th birthday and I think I now know what happened.. i think I devolved an ultra fast acting enzyme in my liver that is breaking down the substances and medication I put into my body bf it reaches my blood stream its called something but I forget normally your born with it but it does say that trauma can make it onset and I did go through a vary traumatic event right bf my 28th took place. I was an alcoholic for 7 years and one day I just woke up and couldn’t get intoxicated anymore I can drink all I want but nothing will happen is it a gift is it a curse i do not know but I do know im not crazy anymore this condition is real