For example, the Atkins diet involves the elimination or severe moderation of carbohydrates, which in term is said to promote faster weight loss. Yes, it can help you to lose weight fast, but in an unhealthy way. But, did you know that by reducing at least calories daily from the foods you eat can actually help you drop several pounds every week? A juice fast is a method for detoxing your body as to exactly where it eliminates the harmful toxins and wastes in your system.