Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Coca-Cola vs Skim Milk: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Skim Milk is generally healthier

Skim Milk comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (34 vs 42), more protein (3.4g vs 0g), less sugar (5g vs 11g), making it the better choice for most health goals.

Quick Summary

Fewer Calories

Skim Milk

34 kcal

More Protein

Skim Milk

3.4g

More Fiber

Coca-Cola

0g

Less Sugar

Skim Milk

5g

Visual Comparison

Caloriesper 100g
Coca-Cola
42
Skim Milk
34
Proteinper 100g
Coca-Cola
0g
Skim Milk
3.4g
Carbohydratesper 100g
Coca-Cola
11g
Skim Milk
5g
Fatper 100g
Coca-Cola
0g
Skim Milk
0.1g

Side-by-Side Nutrition Table

NutrientCoca-ColaSkim MilkDifference
Calories42kcal34kcal+8.0kcal
Protein0g3.4g-3.4g
Carbohydrates11g5g+6.0g
Fat0g0.1g-0.1g
Fiber0g0g0.0g
Sugar11g5g+6.0g
Sodium4mg42mg-38.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Coca-Cola

Per 100g:42 calories
Per cup (150g):63 calories
Per serving (85g):36 calories

Skim Milk

Per 100g:34 calories
Per cup (150g):51 calories
Per serving (85g):29 calories

Diet Compatibility

Coca-Cola

Low-CalorieVeganVegetarianLow-Sodium

Skim Milk

Low-CarbLow-CalorieVegetarianLow-Sodium

When to Choose Coca-Cola

  • More fiber (0g vs 0g)
  • Lower sodium (4mg vs 42mg)

Common Uses

HydrationMorning ritualSocial occasionsEnergy boost
View full Coca-Cola nutrition →

When to Choose Skim Milk

  • Lower in calories (34 vs 42)
  • Higher in protein (3.4g vs 0g)
  • Lower in carbs (5g vs 11g)
  • Less sugar (5g vs 11g)

Common Uses

BreakfastSnacksCooking ingredientPost-workout
View full Skim Milk nutrition →

Coca-Cola vs Skim Milk: Nutritional Analysis

Coca-Cola is more calorie-dense at 42 calories per 100g compared to 34 for Skim Milk, a difference of 8 calories. On the protein front, Skim Milk delivers more with 3.4g per 100g versus 0g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Coca-Cola and Skim Milk tell different nutritional stories. Coca-Cola provides 11g of carbohydrates, 0g of fat, and 0g of fiber per 100g, while Skim Milk contains 5g carbs, 0.1g fat, and 0g fiber. Sugar content also differs: Coca-Cola contains 11g while Skim Milk has 5g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Skim Milk is the lower-calorie choice at 34 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Skim Milk provides more protein (3.4g/100g), supporting muscle repair and growth.
  • For sustained energy: Coca-Cola offers more fiber (0g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Coca-Cola or Skim Milk?

Coca-Cola has more calories with 42 kcal per 100g, compared to Skim Milk with 34 kcal. That's a difference of 8 calories per 100g serving.

Is Coca-Cola healthier than Skim Milk?

Based on our nutritional analysis, Skim Milk is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Skim Milk has 34 calories, 3.4g protein, and 0g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Coca-Cola and Skim Milk?

Skim Milk has more protein with 3.4g per 100g, compared to Coca-Cola with 0g. Skim Milk provides 3.4g more protein per 100g serving.

Which is better for weight loss, Coca-Cola or Skim Milk?

For weight loss, Skim Milk is the better choice with only 34 calories per 100g compared to 42 calories in Coca-Cola. Skim Milk also offers 0g of fiber per 100g, which helps you feel fuller longer.

Does Coca-Cola or Skim Milk have fewer carbs?

Skim Milk has fewer carbs with 5g per 100g, compared to Coca-Cola with 11g. If you're following a low-carb diet, Skim Milk is the better option with 6.0g fewer carbohydrates.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.