The soluble fibre in oatmeal keeps you full until lunch, keeps cholesterol in check, and helps prevent heart disease.
In just 1/2 cup of avocado, you'll get nearly 20% of your daily fibre needs, as well as monounsaturated fats that lower cholesterol.
Walnuts are a good source of omega-3 fatty acids, which are fats that lower LDL cholesterol and raise HDL cholesterol (HDL).
As a substitute for beef, mushrooms are meaty and filling, and they can cut up to 400 calories from a meal.
This extra-thick style of yoghurt can have up to eight grammes more protein per serving than regular yoghurt.
The whites are high in protein and low in calories (and zero fat or cholesterol). Egg yolks have a bad reputation, but don't leave them out of your diet.
Ounce for ounce, this fuzzy fruit has more potassium and vitamin C than a banana and an orange.
The more of the antioxidant beta-carotene these tubers have, the darker they are.
This leafy green is good for you because it is full of vitamin C, beta-carotene, calcium, and antioxidants.
Monounsaturated fats are good for your heart, and these protein-rich spreads, especially peanut butter and almond butter, have a lot of them.