Best Keto-Friendly High-Protein Foods, Ranked
Keto-friendly snacking lives or dies on net carbs per serving. We rank every product by our keto diet-fit score, which weights net carbs (total carbs minus fiber) against the clinical ≤5 g threshold, then rewards fat-as-fuel and lean protein. High added sugar tanks the score regardless of the headline carb number.
The ranked list
1. Ascent — Native Fuel Whey Protein, Cappuccino
Keto-fit 100/100 A+ · A- Labelgrade 89/100 · 25 g protein
1.0g net carbs per serving (2.0g total carbs − 1.0g fiber)
2. House Foods — Organic Tofu
Keto-fit 100/100 A+ · A- Labelgrade 85/100 · 14 g protein
0.0g net carbs per serving (2.0g total carbs − 2.0g fiber)
3. Garden of Life — Organic Plant Protein
Keto-fit 100/100 A+ · B+ Labelgrade 83/100 · 15 g protein
1.0g net carbs per serving (3.0g total carbs − 2.0g fiber)
4. Nasoya — Organic Tofu Cubed Super Firm
Keto-fit 100/100 A+ · B+ Labelgrade 83/100 · 9 g protein
2.0g net carbs per serving (3.0g total carbs − 1.0g fiber)
5. Wild Planet — No Salt Added Wild Sardines in Water
Keto-fit 100/100 A+ · B+ Labelgrade 83/100 · 18 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
6. Bumble Bee — Solid White Albacore Tuna in Water
Keto-fit 100/100 A+ · B+ Labelgrade 82/100 · 13 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
7. OWYN — Pro Elite Chocolate Shake
Keto-fit 100/100 A+ · B+ Labelgrade 82/100 · 32 g protein
0.0g net carbs per serving (6.0g total carbs − 6.0g fiber)
8. Safe Catch — Elite Wild Tuna
Keto-fit 100/100 A+ · B+ Labelgrade 82/100 · 24 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
9. Wild Planet — Albacore Wild Tuna
Keto-fit 100/100 A+ · B+ Labelgrade 81/100 · 21 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
10. Wild Planet — Wild Pink Salmon
Keto-fit 100/100 A+ · B+ Labelgrade 81/100 · 18 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
11. Bumble Bee — Chunk Light Tuna in Water
Keto-fit 100/100 A+ · B+ Labelgrade 80/100 · 11 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
12. StarKist — Solid White Albacore Tuna in Water
Keto-fit 100/100 A+ · B+ Labelgrade 80/100 · 16 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
13. Chicken Of The Sea — Chicken Of The Sea, Pink Salmon
Keto-fit 100/100 A+ · B Labelgrade 79/100 · 10 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
14. Dymatize — ISO100 Hydrolyzed 100% Whey Protein Isolate, Chocolate Peanut Butter
Keto-fit 100/100 A+ · B Labelgrade 79/100 · 25 g protein
2.0g net carbs per serving (2.0g total carbs − 0.0g fiber)
15. StarKist — Chunk Light Tuna In Water
Keto-fit 100/100 A+ · B Labelgrade 79/100 · 13 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
16. Atkins — Lift Protein Drink, Berry
Keto-fit 100/100 A+ · B Labelgrade 78/100 · 20 g protein
2.0g net carbs per serving (2.0g total carbs − 0.0g fiber)
17. Eggland's Best — Large Eggs
Keto-fit 100/100 A+ · B Labelgrade 77/100 · 6 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
18. Ripple — Unsweetened Original Plant-Based Milk
Keto-fit 100/100 A+ · B Labelgrade 77/100 · 8 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
19. King Oscar — Sardines in Pure Spring Water
Keto-fit 100/100 A+ · B Labelgrade 76/100 · 15 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
20. Perdue — Short Cuts Grilled Carved Chicken Breast (Family Size)
Keto-fit 100/100 A+ · B Labelgrade 76/100 · 20 g protein
1.0g net carbs per serving (1.0g total carbs − 0.0g fiber)
21. Boar's Head — Turkey Breast
Keto-fit 100/100 A+ · B- Labelgrade 74/100 · 13 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
22. Stryve — Original Beef Biltong, Original
Keto-fit 100/100 A+ · B- Labelgrade 73/100 · 16 g protein
0.0g net carbs per serving (0.0g total carbs − 0.0g fiber)
23. Frigo — Frigo, Cheese Heads, Light String Mozzarella Cheese
Keto-fit 100/100 A+ · B- Labelgrade 70/100 · 7 g protein
1.0g net carbs per serving (1.0g total carbs − 0.0g fiber)
24. Beyond Meat — Beyond Sausage Brat Original (Plant-Based Links)
Keto-fit 100/100 A+ · C+ Labelgrade 69/100 · 16 g protein
2.0g net carbs per serving (5.0g total carbs − 3.0g fiber)
25. Hillshire Farm — Ultra Thin Oven Roasted Turkey Breast
Keto-fit 100/100 A+ · C+ Labelgrade 69/100 · 10 g protein
2.0g net carbs per serving (2.0g total carbs − 0.0g fiber)
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How we scored Keto fit
Scored primarily on net carbs per serving (≤2 g is a perfect 100; the score falls as net carbs rise past the ≤5 g clinical threshold), with a modest bonus for fat and protein and a heavy penalty for added sugar.
Every score is computed from the same USDA nutrition and ingredient data we use for the public Labelgrade, applied to the documented rules in our diet-fit engine — no proprietary "score brewing." All nutrition verified against USDA FoodData Central. See how Labelgrade grades food. Last refreshed 2026-06-03.
See Keto fit on every product — plus 6 more diets
This page ranks the top picks. Labelgrade Premium shows the Keto-fit score on every product fact sheet the moment you open it — alongside Keto, Mediterranean, Paleo, Whole30, DASH, high-protein, and diabetic-friendly. Same transparent methodology, on the whole catalog.
See Premium — $5/mo →Frequently Asked Questions
What is the keto net-carb threshold?
Standard clinical keto practice keeps net carbs at or below 5 g per snack and 20–50 g of total carbs per day (Volek & Phinney). Net carbs are total carbohydrates minus fiber. We compute net carbs conservatively from the USDA panel and score everything against the ≤5 g target — products at 0–2 g net carbs score highest.
Why do some "keto" labeled products score low here?
"Keto" is not an FDA-regulated term. Some products labeled keto carry 8–12 g of net carbs, and others use generous sugar-alcohol math (subtracting 100% of maltitol) that overstates keto-friendliness. Maltitol in particular has a meaningful glycemic impact at the doses used in bars. Our score works from the actual carb and fiber numbers, not the marketing claim.
Which foods are naturally keto and high protein?
Eggs, plain cheese, jerky without added sugar, plain Greek yogurt, deli meats without sugar glazes, tuna and salmon, and whey isolate are the natural top performers — high protein, near-zero carbs. The ranked list above surfaces exactly which products in our catalog hit that profile.