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Nutrition Facts
* Percent Daily Values are based on a 2,000 calorie diet (FDA). Values from the chain's published nutrition, 2026 menu.
Good for weight loss?
It can fit. 340 calories is 17% of a 2,000 calorie day; pair it with a light breakfast and dinner, and skip the soda and fries.
#31 of 52 Del Taco meals by protein per calorie.
Lighter swaps at Del Taco
Fewer calories, similar protein
 The Del Taco, SoftTacos · 134 g | 290 | 17 g | 16 g | 17 g | 610 mg |
|---|---|---|---|---|---|
 The Del Taco, CrunchyTacos · 125 g | 300 | 16 g | 14 g | 20 g | 520 mg |
 Seasoned Beef Big Fat TacoFeatured | 320 | 17 g | 31 g | 15 g | 400 mg |
More protein for about the same calories
| 380 | 24 g | 29 g | 20 g | 380 mg | |
| 340 | 18 g | 29 g | 18 g | 500 mg | |
 Carne Asada Steak Big Fat TacoFeatured | 380 | 18 g | 30 g | 21 g | 510 mg |
Questions
How many calories are in the Del Taco Grilled Chicken Big Fat Taco?
The Del Taco Grilled Chicken Big Fat Taco has 340 calories, on the 2026 menu.
How much protein is in the Grilled Chicken Big Fat Taco?
16 g of protein, or 4.7 g for every 100 calories. That ranks #31 of 52 Del Taco meals by protein per calorie.
How many carbs and how much fat are in the Grilled Chicken Big Fat Taco?
30 g of carbs (2 g fiber, 2 g sugar) and 18 g of fat.
How much sodium is in the Grilled Chicken Big Fat Taco?
410 mg, 18% of the 2,300 mg daily limit in the Dietary Guidelines for Americans.
Is the Del Taco Grilled Chicken Big Fat Taco good for weight loss?
It can fit. 340 calories is 17% of a 2,000 calorie day; pair it with a light breakfast and dinner, and skip the soda and fries.
Eat at Del Taco. Still lose weight.
At Del Taco, the Egg & Cheese Breakfast Taco is 280 calories and the Queso Loaded Nachos (Seasoned Beef) is 1,090. MenuTrim builds your personal plan and shows which one fits today.
- Daily calories for your goalFrom your weight, goal weight and pace.
- A protein target and a per-meal limitSo one meal out doesn't take the whole day.
- The date you'll reach your goalAn estimate from your pace, updated as you log.
- Del Taco orders that fit, marked15,000+ dishes at 50 chains, all from 2026 menus.
Build your plan in the app.Nutrition from Del Taco's published information for the 2026 menu. Recipes change; check with the restaurant if it matters. MenuTrim is not affiliated with Del Taco.