ketogenic BHB keto Examples are Hollywood diets that celebrities claim that they have tried and tested. Sometimes the diet plans are exuberantly expensive with recipes needing ingredients only the rich can afford. Other weight loss plans require you to buy pricey supplements that promise to either "melt" fat, suppress hunger, or curb appetite. However if you stop taking these supplements, you go back to your same big size again. These diet supplements waste your money big time.