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Best High-Protein Snacks UK — Ranked by Protein Content
High-protein snack options for the UK market, combining USDA reference data with UK-available products. Protein and calorie figures are per 100g from USDA.
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MORiSH Pork Chicharrónes — 549 kcal per 100g
79% protein, zero carbs. One of the highest-protein snacks available in the UK — air-fried, not baked.
Macros per 100g: 79g protein · 0g carbs · 28g fat · 0g fibre
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Chicken Breast — 165 kcal per 100g
With 31.0g protein and 165 kcal per 100g, chicken breast is one of the highest-protein options for calorie tracking.
Macros per 100g: 31.0g protein · 0.0g carbs · 3.6g fat · 0.0g fibre
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Turkey Breast — 189 kcal per 100g
With 28.7g protein and 189 kcal per 100g, turkey breast is one of the highest-protein options for calorie tracking.
Macros per 100g: 28.7g protein · 0.0g carbs · 7.4g fat · 0.0g fibre
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Tinned Tuna — 86 kcal per 100g
With 19.4g protein and 86 kcal per 100g, tinned tuna is one of the highest-protein options for calorie tracking.
Macros per 100g: 19.4g protein · 0.0g carbs · 1.0g fat · 0.0g fibre
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Parmesan — 420 kcal per 100g
With 28.4g protein and 420 kcal per 100g, parmesan is one of the highest-protein options for calorie tracking.
Macros per 100g: 28.4g protein · 13.9g carbs · 27.8g fat · 0.0g fibre
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Cottage Cheese — 98 kcal per 100g
With 11.1g protein and 98 kcal per 100g, cottage cheese is one of the best-value options for calorie tracking.
Macros per 100g: 11.1g protein · 3.4g carbs · 4.3g fat · 0.0g fibre
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Greek Yogurt — 59 kcal per 100g
With 10.2g protein and 59 kcal per 100g, greek yogurt is one of the best-value options for calorie tracking.
Macros per 100g: 10.2g protein · 3.6g carbs · 0.4g fat · 0.0g fibre
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Almonds — 579 kcal per 100g
With 21.1g protein and 579 kcal per 100g, almonds is one of the highest-protein options for calorie tracking.
Macros per 100g: 21.1g protein · 21.6g carbs · 49.9g fat · 12.5g fibre
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Peanut Butter — 598 kcal per 100g
With 22.2g protein and 598 kcal per 100g, peanut butter is one of the highest-protein options for calorie tracking.
Macros per 100g: 22.2g protein · 22.3g carbs · 51.4g fat · 5.0g fibre
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Lentils — 116 kcal per 100g
With 9.0g protein and 116 kcal per 100g, lentils is one of the best-value options for calorie tracking.
Macros per 100g: 9.0g protein · 20.1g carbs · 0.4g fat · 7.9g fibre
Full nutrition facts → -
Chickpeas — 378 kcal per 100g
With 20.5g protein and 378 kcal per 100g, chickpeas is one of the highest-protein options for calorie tracking.
Macros per 100g: 20.5g protein · 63.0g carbs · 6.0g fat · 12.2g fibre
Full nutrition facts →
Frequently Asked Questions
How was this list ranked?
Every food on this list is ranked using real USDA FoodData Central figures — not estimates. MORiSH Pork Chicharrónes tops the list at 549 kcal per 100g, with 79g protein, 0g carbs and 0g fibre. See the full nutrition breakdown on each food's own page.
Is this list updated?
Yes — figures are re-checked against USDA FoodData Central on every site rebuild. Last reviewed: 5 September 2026.
Where does the nutrition data come from?
Every figure on this page is sourced from USDA FoodData Central, the U.S. Department of Agriculture's official food composition database (CC0 1.0 public domain). We do not estimate or generate nutrition data.
Last updated:
Nutrition data from the USDA FoodData Central database (CC0 1.0).