Top nutritionist Emma Bardwell, who is currently helping thousands of Daily Mail readers lose weight with our six-week plan, explains why missing this one crucial nutrient could be the reason you can't stop snacking.Revealing the secrets of the new 'fibremaxxing' trend, she shares the foods that offer the 'maximum bang for your buck' to hit your 30g a day target - but warns against increasing your intake too quickly.Watch the video above to find out more. Want to lose up to a stone in six weeks, plus boost your mood and energy levels? As a subscriber, you have FREE access to our weight-loss series with nutritionist Emma Bardwell - sign up HERE.