How many milliliter is 1 metric cup of protein powder?

1 metric cup of protein powder weighs approximately 250 milliliter. This is based on a density of 0.4 g/ml for protein powder.

How do I measure protein powder accurately?

For the most accurate measurement of protein powder, use a kitchen scale. Volume measurements can vary based on how the ingredient is packed.

Why does protein powder have a specific cup-to-gram conversion?

Protein Powder has a density of 0.4 g/ml, meaning each milliliter weighs 0.4 grams. Different ingredients have different densities—for example, flour is lighter than sugar—which is why each needs its own conversion factor.

Protein Powder

Metric Cup to Milliliter

Ingredient

Amount

From

Result

250ml

high confidence USDA source

Protein Powder — Quick Reference

Common metric cup to milliliter conversions

Protein Powder: Metric Cup to Milliliter conversion table
Metric Cup	Milliliter
¼ cup	63ml
⅓ cup	83ml
½ cup	125ml
⅔ cup	167ml
¾ cup	188ml
1 cup	250ml
1½ cups	375ml
2 cups	500ml

Based on protein powder density of 0.4 g/ml (spooned method). Source: USDA FoodData Central.

Understanding Protein Powder Conversions

The Math Behind This Conversion

Converting 1 metric cup to milliliter is a direct volume conversion. One metric cup equals 250ml, and one milliliter equals 1ml. So 1 metric cup (250ml) equals 250 milliliter.

Measurement Tip

For best results when measuring protein powder, use a kitchen scale. The density of 0.4 g/ml is based on standard measurement conditions, but actual results may vary based on how the ingredient is handled and stored.

About Our Data

The density value of 0.4 g/ml for protein powder is from the USDA FoodData Central database (ID: 173178). This measurement was taken with protein powder spooned into the measuring cup and leveled. Different measurement methods affect the density: packed (0.52 g/ml).

View source data on USDA FoodData Central (ID: 173178)

Frequently Asked Questions

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