Protein is the most important macronutrient for weight loss and body composition. It preserves muscle during a calorie deficit, increases satiety per calorie, and has the highest thermic effect of any macronutrient โ€” meaning up to 30% of its calories are burned during digestion [1].

This complete high protein foods list ranks 30 sources by grams of protein per 100g and per typical serving, so you can quickly see which foods will move your daily total the most. All data from the USDA FoodData Central database.

Why Protein Is Critical for Weight Loss

Three mechanisms make protein uniquely powerful for weight loss:

  1. Thermic effect: 20โ€“30% of protein calories are burned in digestion vs. 5โ€“10% for carbohydrates and 0โ€“3% for fat [1]. A 150g chicken breast at 160 kcal effectively costs only ~112 kcal net.
  2. Satiety: Protein suppresses ghrelin (the hunger hormone) and increases peptide YY and GLP-1 (fullness hormones) more effectively than any other macronutrient [2].
  3. Muscle preservation: During a calorie deficit, higher protein intake (1.6โ€“2.2g/kg) preserves lean mass, ensuring the weight you lose is fat โ€” not muscle [3].

How Much Protein Do You Actually Need?

The RDA of 0.8g/kg is the minimum to prevent deficiency โ€” not the optimal amount for weight loss or body composition. Current evidence from sports nutrition research supports the following targets [3]:

Sedentary / General Health
0.8g
per kg bodyweight/day
Weight Loss (preserve muscle)
1.6g
per kg bodyweight/day
Muscle Building / Athletes
2.2g
per kg bodyweight/day

For an average 70kg person on a weight loss diet: 70 ร— 1.6 = 112g protein per day minimum. Use the foods in this list to hit that target.

๐Ÿ’ก Practical target: Aim for 30โ€“40g of protein at each main meal. Research shows this is the amount required to maximally stimulate muscle protein synthesis per meal in most adults [2].

Top Animal Protein Sources

FoodProtein/100gKcal/100gProtein/servingServing size
๐Ÿ” Chicken Breast (cooked)
31g
16556g180g
๐Ÿฆƒ Turkey Breast (cooked)
30g
15754g180g
๐ŸŸ Tuna (canned, drained)
26g
11633g130g can
๐ŸŸ Salmon (cooked)
24g
20836g150g
๐Ÿฆ Prawns/Shrimp (cooked)
24g
9936g150g
๐Ÿฅฉ Lean Beef Mince (90%)
26g
21539g150g
๐ŸŸ Cod (cooked)
21g
10538g180g

Top Plant Protein Sources

FoodProtein/100gKcal/100gComplete protein?Notes
๐Ÿซ˜ Edamame (cooked)
11g
121YesOne of few complete plant proteins
๐ŸŒพ Tempeh
19g
193YesFermented soy โ€” highly bioavailable
โฌœ Tofu (firm)
8g
76YesVery low calorie density
๐Ÿซ˜ Black Beans
8.9g
132IncompletePair with rice for complete amino profile
๐ŸŸค Lentils (cooked)
9g
116IncompleteHigh fibre โ€” very filling per calorie
๐ŸŒฑ Quinoa (cooked)
4.1g
120YesComplete protein grain โ€” also a carb source
๐ŸŸค Pumpkin Seeds
19g
559IncompleteHigh calorie โ€” use as a topper, not a main
High protein meal prep with chicken, eggs, and legumes

Dairy & Egg Sources

FoodProtein/100gKcal/100gProtein/servingServing size
๐Ÿง€ Parmesan (grated)
38g
4314g10g tbsp
๐Ÿซ™ Greek Yogurt (0% fat)
10g
5720g200g
๐Ÿง€ Cottage Cheese
11g
9822g200g
๐Ÿฅš Eggs (whole)
13g
1556g1 large egg
๐Ÿฅ› Skyr (Icelandic yogurt)
11g
6122g200g
๐Ÿง€ Low-fat Cheddar
25g
3306g25g slice

Full 30-Food Ranked Table

Sorted by protein per 100g, from highest to lowest. Source: USDA FoodData Central.

#FoodProtein/100gKcal/100gCategory
1Parmesan (grated)38g431Dairy
2Chicken Breast (cooked)31g165Meat
3Turkey Breast (cooked)30g157Meat
4Tuna (canned)26g116Fish
5Lean Beef Mince (90%)26g215Meat
6Low-fat Cheddar25g330Dairy
7Salmon (cooked)24g208Fish
8Prawns (cooked)24g99Fish
9Tempeh19g193Plant
10Pumpkin Seeds19g559Plant
11Almonds21g579Plant
12Pork Tenderloin21g143Meat
13Cod (cooked)21g105Fish
14Whey Protein Powder80g400Supplement
15Eggs (whole)13g155Dairy/Egg
16Cottage Cheese11g98Dairy
17Skyr11g61Dairy
18Greek Yogurt (0%)10g57Dairy
19Lentils (cooked)9g116Plant
20Black Beans (cooked)8.9g132Plant
21Edamame (cooked)11g121Plant
22Tofu (firm)8g76Plant
23Chickpeas (cooked)8.9g164Plant
24Hemp Seeds31g553Plant
25Quinoa (cooked)4.1g120Plant
26Milk (whole)3.4g61Dairy
27Broccoli2.8g34Plant
28Spinach2.9g23Plant
29Peas (frozen, cooked)5.4g81Plant
30Oats (dry)17g389Plant

Protein Per 100g Chart โ€” Top 10 Sources

๐Ÿ“Š Protein per 100g โ€” Top 10 Whole-Food Sources (excl. supplements)
Chicken Breast ๐Ÿ— 31g Turkey Breast ๐Ÿฆƒ 30g Hemp Seeds 31g Tuna (canned) ๐ŸŸ 26g Lean Beef Mince ๐Ÿฅฉ 26g Salmon ๐ŸŸ 24g Eggs ๐Ÿฅš 13g Cottage Cheese ๐Ÿง€ 11g Grams of protein per 100g of food (cooked weight). Source: USDA FoodData Central.

Source: USDA FoodData Central (2024). Values are for cooked/prepared foods unless stated.

Sample High-Protein Day (130g Protein, 1,500 kcal)

Here is how to hit 130g of protein in a day using only foods from this list, without exceeding 1,500 calories:

MealFoodProteinCalories
Breakfast3 eggs scrambled + 150g Greek yogurt + berries39g380 kcal
Lunch180g chicken breast + ยฝ cup brown rice + broccoli52g490 kcal
Snack200g cottage cheese + sliced cucumber22g200 kcal
Dinner150g salmon + sweet potato + green beans34g410 kcal
Total147g1,480 kcal

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References

  1. Westerterp KR. (2004). Diet induced thermogenesis. Nutrition & Metabolism, 1(1), 5. PubMed โ†—
  2. Paddon-Jones D, et al. (2008). Protein, weight management, and satiety. The American Journal of Clinical Nutrition, 87(5), 1558Sโ€“1561S. PubMed โ†—
  3. Morton RW, et al. (2015). A systematic review, meta-analysis and meta-regression of the effect of protein supplementation on resistance training-induced gains in muscle mass and strength. British Journal of Sports Medicine, 52(6), 376โ€“384. PubMed โ†—
  4. USDA FoodData Central (2024). National Nutrient Database. fdc.nal.usda.gov โ†—