Experts long believed that blood-sugar and insulin regulation accounted for the apparent magic of the One Shot Keto. Additional research, however, suggests there may be another explanation. Many find that tracking their blood-sugar response to particular foods (using finger-prick blood tests at home, for instance) can help establish whether keto will be a valuable weight-loss strategy. Working with a healthcare provider who is savvy about keto to interpret the results can be a big help. Ketogenic diet is an effective treatment for nonalcoholic fatty liver disease .