The good sources of protein :
Eggs are an excellent source of protein and therefore can play a major role in supporting natural weight loss. They're a great form of slow release energy to keep you going throughout the day.

turkey
"Lean protein helps you stay fuller for longer; it has the amino acids that are the building blocks for muscle. Chicken and fish are good, too." Your body burns more calories digesting protein than it does to digest carbohydrates.

Salmon
Lean sources of protein help you feel full without adding fat. However, 50% of women ages 18 to 50 don't know if they get enough of this essential nutrient.

REDUCED FAT MILK
Reduced fat milk is one of the healthiest dairy items. It’s low in fat, and it’s an excellent source of protein, calcium, phosphorus, and vitamin B. If you want something with fewer sugars and saturated fats, you might want to try a lower percentage, like skim milk.

Lentils
Packed with fibre, folate and magnesium, this versatile fat-free legume can be a fabulous supporting player of a slimming healthy eating regimen. Lentils, prepared any number of ways, will have you feeling as if you've eaten a meaty.

The good sources of Carbs:
Oats
Oats are rich in fiber, so a serving can help you feel full throughout the day. Just a half cup packs 4.6 grams of Resistant Starch, a healthy carb that boosts metabolism and burns fat.
Beans
Beans are inexpensive, filling, and versatile, and a great source of protein. Beans are also high in fiber and slow to digest. That means you feel full longer, which may stop you from eating more.

Grapefruit is a delicious and nutritious sweet-tart snack, breakfast side or salad topping. But researchers have also discovered that eating grapefruit or grapefruit juice daily can aid in weight loss, possibly due to a reduction in insulin levels.

broccoli. Rich in fiber, loaded with antioxidants, and overall an amazing vegetable, broccoli is a great choice to include in your diet. You can use broccoli in so many different dishes or just serve it on it's own.
Apples
To keep the pounds at bay, eat an apple or two a day. Numerous studies have found that eating an apple a half hour to an hour before a meal has the result of cutting the calories of the meal. Because The fiber in the apple makes you feel full, so you eat less.

Brown rice is a heartier, fiber-packed alternative to less-than-super white rice. A half-cup serving contains 1.7 grams of Resistant Starch, a healthy carb that boosts metabolism and burns fat.

The Good Sources Of Fat
Avocados
There's no reason to be afraid of eating fats as long as they're the right fats. Avocados are the perfect example of a food high in good fats, and are something that you can eat in abundance, since they keep you feeling nourished and satisfied.