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Last updated: Aug 9, 2026
Del Taco

Mello Yello (Regular)

Fountain DrinksPopular

Del Taco Mello Yello (Regular) is carb-leaning, with about 100% of macro calories from carb. Each serving has 310 calories, 0g protein, 87g carbs, and 0g fat, making it a lighter restaurant option to compare with larger meals.

1 serving
Serving Size
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310
Calories
Per serving
0 g
Protein
87 g
Carbs
0 g
Fat

Nutrition Facts

Amount per serving

Calories310 kcal
% Daily Value*
Total Fat 0 g0%
Saturated Fat 0 g0%
Trans Fat 0 g—
Cholesterol 0 mg0%
Sodium 100 mg4%
Total Carbohydrate 87 g32%
Dietary Fiber 0 g0%
Total Sugars 87 g—
Protein 0 g0%
Vitamin A—
Vitamin C—
Vitamin D—
Calcium—
Iron—
Potassium—
Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

310
kcal
Protein0 g (0%)
Carbs87 g (100%)
Fat0 g (0%)
Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density0/10

0% of macro calories come from protein.

Satiety index1.3/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate78 min walk

About 31 minutes of running for these calories.

Key Nutrients

Protein 0 g0%
Fiber 0 g0%
Sodium 100 mg4%
Sugars 87 g—
Saturated Fat 0 g0%
How we calculate these values

Diet Compatibility

High protein0/10 protein density from 0g protein and 310 calories.No
Lower carb87g carbs per serving.No
Low fat0g total fat per serving.Yes
High sugar87g total sugars per serving.Yes
High sodium100mg sodium per serving.No
Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Similar Items in Fountain Drinks

View all
Barq's Root Beer (Large)370 kcal · 0 g proteinBarq's Root Beer (Regular)300 kcal · 0 g protein

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

Mello Yello (Regular) has 20 fewer calories than 3 Layer Queso Nachos and 10g less protein. Compare

Mello Yello (Regular) has 410 fewer calories than 3 Pc. Crispy Chicken & Fries Box (Chipotle Dipping Sauce) and 18g less protein. Compare

Compare with 3 Layer Queso Nachos

Mello Yello (Regular) Compared With Nearby Items

Compared with Barq's Root Beer (Regular), another Fountain Drinks item at Del Taco, Mello Yello (Regular) has 10 more calories than it and the same protein as it. That makes this page useful for deciding between nearby menu choices, not just reading a raw nutrition label.

Data Source and Methodology

Nutrition values for Mello Yello (Regular) are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 9, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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