Most of such types of advertisements are fraud and their basic concern is commercial gain.
You must revisit that site again and see whether such cleansing programmes are FDA approved.
In most likely hood,they wouldn't be.
In my opinion your basic concern should be to control your diabetes
meticulously with medicines and adopt healthy food habits along with daily aerobic exercises
for 45 minutes.
For healthy diet..
Restrict your intake of deep fried foods.
Avoid sugar and sugary drinks
Avoid junk foods like burger ,pizza,noodles,colas etc.
Take more of green vegetables and fresh fruits barring mango,banana,grapes,cheeku etc.
Take alcohol in moderation.
Keep your sugar levels,blood pressure and serum lipids
With proper exercises and diet,your liver
enzymes shall become all right in next few months.