25 grams of plant protein powder is a standard serving size that occupies 4.03 tbsp (59.5 mL) of volume. When poured into a loose pile, it is about the size of a large egg.

In kitchen measures
4.03 tablespoons
12.1 tsp · 4.03 tbsp · 0.252 cups
about the size of a large egg
Density estimated by AI from typical values. Plant protein powder typically ranges 0.35–0.5 g/mL depending on how it's packed. A firmly packed scoop weighs more.