Collagen Powder vs Whey Protein: Calories and Nutrition Compared (2026)

Collagen powder has 90 g of protein and 360 calories, while whey protein has 66.7 g of protein and 385 calories. Collagen powder is higher in protein and lower in calories.

Collagen powder and whey protein are popular supplements for different health goals. This comparison evaluates their nutritional profiles to help you make an informed choice.

What Is the Difference Between Collagen Powder and Whey Protein?

Collagen powder is a dietary supplement derived from collagen, a protein found in connective tissues. It is often used to support skin, joint, and bone health. Whey protein is a high-quality protein derived from milk during the cheese-making process. It is commonly used to support muscle growth and recovery.

Collagen Powder vs Whey Protein: Nutrition Side by Side

The following table presents a side-by-side comparison of collagen powder and whey protein.

Nutrient (per 100 g)	Collagen peptides	Whey protein powder
Calories	360 kcal	385 kcal
Protein	90 g	66.7 g
Carbs	0 g	17.9 g
Sugar	0 g	5.1 g
Fat	0 g	5.1 g
Fiber	0 g	0 g
Sodium	40 mg	385 mg

Which Is Better, Collagen Powder or Whey Protein?

For weight loss: Collagen powder contains 360 calories, while whey protein has 385 calories, making collagen powder the lower-calorie option.

For muscle and protein: Collagen powder provides 90 g of protein, whereas whey protein offers 66.7 g, making collagen powder the higher protein choice.

For low-carb or low-sugar: Collagen powder has 0 g of carbs and 0 g of sugar, while whey protein contains 17.9 g of carbs and 5.1 g of sugar, making collagen powder the low-carb option.

How to Track Collagen powder and Whey protein Accurately

Portion sizes and macronutrient content can be easily misjudged, leading to confusion about dietary choices. Nutrola is an AI nutrition tracking app that identifies foods from a photo and returns calories and macros from a database of more than 1.8 million foods. It also supports barcode scanning and voice logging. Nutrola is available from EUR 2.50 per month and shows no ads on any tier.

How We Compiled These Numbers

The numbers provided are rounded reference values for educational use only and should not be considered medical advice. This comparison is based on a per-100g basis. Values are per 100 g: Collagen powder from Open Food Facts (aggregated plain entries), Whey protein from USDA FoodData Central.

Frequently Asked Questions (FAQ)

Which has more protein?

Collagen powder has 90 g of protein, while whey protein has 66.7 g of protein.

Which has fewer calories?

Collagen powder has 360 calories, while whey protein has 385 calories.

What is the carbohydrate content of collagen powder?

Collagen powder contains 0 g of carbs.

What is the sugar content in whey protein?

Whey protein contains 5.1 g of sugar.

How much fat is in collagen powder?

Collagen powder contains 0 g of fat.

What is the sodium content in whey protein?

Whey protein contains 385 mg of sodium.

Key Takeaways

• Collagen powder has 360 calories.
• Whey protein has 385 calories.
• Collagen powder contains 90 g of protein.
• Whey protein contains 66.7 g of protein.
• Collagen powder has 0 g of carbs.
• Whey protein has 17.9 g of carbs.