How much protein should I eat to lose fat?

During fat loss, aiming for 1.8–2.2 g of protein per kg of body weight helps preserve muscle while the scale moves down. This is higher than the general recommendation because the body is more likely to use protein for energy when in a calorie deficit.

Is chicken breast the best protein for fat loss?

Chicken breast is excellent for fat loss because of its high protein-to-calorie ratio — around 31 g of protein per 100 g with very little fat. However, the best protein sources are the ones you enjoy and will eat consistently. Tuna, egg whites, cottage cheese, and Greek yogurt are equally effective.

Can I get enough protein from plant-based foods?

Yes, though it requires more planning. Focus on tempeh, tofu, lentils, chickpeas and edamame as the main protein sources. You will likely eat larger volumes of food to hit the same protein targets as meat eaters, but this is manageable with consistent meal planning.

Do protein shakes count toward my daily protein target?

Yes, protein from shakes counts the same as protein from food for muscle and body composition purposes. Shakes are a practical way to fill a gap, but whole food sources are preferable for satiety, nutrient density and digestive health when possible.

Best High Protein Foods for Fat Loss

Protein keeps you full, protects muscle and burns more calories during digestion. Here are the best protein-rich foods to keep in your fridge and pantry when losing fat.

When you are in a calorie deficit, you have two goals beyond just eating less: keep hunger manageable and protect the muscle you have built. Protein is the best nutritional tool for both. It keeps you fuller for longer than carbohydrates or fat, and it provides the amino acids your muscles need to hold on during a deficit. Choosing the right high-protein foods makes meeting your daily target much easier.

Why protein-first works for fat loss

Studies consistently show that people eating higher-protein diets during fat loss retain more muscle mass, report lower hunger levels, and maintain their results longer. Protein also has a thermic effect — your body burns roughly 25–30% of protein calories during digestion, compared to just 5–10% for carbohydrates and fat. So every gram of protein does a little extra work even before it reaches your muscles.

Best lean animal protein sources

Plant-based protein options

Plant proteins are often lower in protein per serving than animal sources, but they compensate with fibre, micronutrients, and satiety. Combining different plant proteins across the day gives you all the essential amino acids your body needs.

High-protein snacks that actually fill you up

Snacks are where most people fall short on protein — they reach for carbohydrate-heavy options that spike energy briefly then leave them hungry again. These snacks add meaningful protein without a lot of extra calories:

Greek yogurt (0% fat) — 150–170 g portion gives 15–18 g protein
Cottage cheese with cucumber and pepper — satisfying, high protein, low calorie
Hard-boiled eggs — portable, filling, easy to prep in batches
Edamame (steamed from frozen) — 150 g gives around 17 g protein
Tuna on rice cakes or lettuce wraps — quick, no cooking required
String cheese or Babybel — convenient and protein-forward

How to structure a high-protein day

Rather than trying to eat all your protein in one meal, distribute it across 3–4 meals. Research suggests the body can optimally use around 20–40 g of protein per meal for muscle protein synthesis. Here is a simple structure:

Breakfast: 25–35 g protein (eggs, Greek yogurt, cottage cheese)
Lunch: 30–40 g protein (chicken, fish, lentils, tofu)
Afternoon snack: 15–20 g protein if needed to hit your daily target
Dinner: 35–45 g protein (salmon, turkey, tempeh)

The one-week shortcut: Cook a large batch of chicken breast, boil a dozen eggs, and portion out yogurt on Sunday. You will have high-protein meals ready to grab throughout the week with almost no daily effort.