6 Flat-Belly Foods You Should Be Eating After 40

Mushrooms: Mushrooms are a rich, low-calorie source of fiber, which can promote fullness and aid in weight management.

Lean Proteins: Fish and chicken provide lean protein without the high calorie content of other meats.

Healthy Fats: Avocado is full of healthy fats and goes well with a salad or slice on whole-grain bread. 

Carrots & Celery: Carrots and celery are low-calorie, high-fiber snacks that keep you fuller longer.

Oatmeal: Its high fiber content may help you lose weight by keeping you fuller longer during the day.

Blueberries: One cup of blueberries has 80 calories and 4 grams of fiber to keep you satisfied.

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