Little treats keep you from feeling deprived, so every day, allow yourself a bit of something you love (aim for 150 calories each). This kind of moderation is the difference between a "diet" and a lifestyle you can stick with forever. For salon owner Caitlin Gallagher, who lost 125 pounds, that meant replacing her nightly bowl of ice cream with a square of chocolate; social worker Brittany Hicks, who lost 100 pounds, started baking mini versions of her favorite pies.
The keto diet did jump considerably in one specific category, however: This year it tied with several other diets for No. 2 in Best Fast Weight-Loss Diets (after the HMR Diet, a commercial plan that replaces most meals with pre-packaged nutrition bars and shakes), up from No. 13 last year. “Yes, you can do this for quick weight loss,” says Dr. Katz, “but I wouldn’t recommend it.”
"If your diet consists of lots of sports drinks, sugar-sweetened drinks like fizzy pop and flavoured waters, or sugary foods like chocolate and cakes, it will make losing weight harder. While whole fruits and vegetables are undoubtedly good for you, they can also sometimes cause weight gain if you eat too much, as they have high levels of natural sugars in them. Low-fat food options might have high amounts of added sugar in there too, so make sure to check the food label.