Ingredient hub

Whey protein powder

Whey protein powder is a concentrated dairy protein supplement for shakes, smoothies, and post-workout recovery.

Weigh in grams for precise macro tracking. Most standard scoops hold 70 mL and weigh about 39 g.

What is Whey protein powder?

Whey protein powder is a dry ground ingredient that pours easily but packs tighter when shaken or pressed. Fine particles create a large surface area, so small visual changes in filling a spoon or cup can move weight quickly. Use this hub to align that texture with dependable gram-based recipe scaling.

Powders and ground ingredients shift with grind size and packing pressure. A fluffed spoon can weigh far less than a scooped or pressed spoon, which is why gram values may seem high or low versus expectation. Keep your fill method consistent, then calibrate with weight.

Chef note:Professional bakers standardize one scoop style per recipe and trust grams for repeatability.

Quick convert

  • US cup = 236.588 mL
  • 1 tbsp = 14.787 mL
  • 1 tsp = 4.929 mL
Density source:USDA FoodData Central

Cups-to-Grams Printable Chart

100+ ingredients with exact gram weights per cup, tbsp and tsp. The reference card every cook needs.

Suggested resources

Curated references and tools for working with this ingredient.

  • ChefSolverFree resource

    Cups to Grams — Printable

    Protein powder scoop-to-gram conversions vary by brand. Our density reference gives a neutral baseline.

    Visit ChefSolver

    Reviewed: 2026-06-12

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Storage & tools

  • Store in a cool, dry pantry (under 21 °C / 70 °F) away from direct sunlight.
  • Use airtight containers to keep humidity out — dry ingredients gain 1–2 % mass in humid air.
  • Rotate stock: first in, first out, even when the product looks unchanged.
  • Check best-by dates; potency can fade before the product looks old.

Keep sealed, cool, and dry to prevent clumping and off flavors.

Sources: CDC · FDA

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