PROS AND CONS

The low carbohydrate intake provides a stable blood sugar level and low risk of diabetes. A high protein intake could be harmful for the liver and kidneys in the long term.

EFFICIENCY:

The diet typically causes more weight loss than a traditional diet, and a loss of seven kg after six months is normal.

DIFFICULTY:

The strict rules concerning carbohydrates make it difficult for many people to vary their food, so they give up.