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Whey vs Plant Protein

Whey comes from milk; plant protein from soy or pea. Choose by dairy allergy, dietary preference and digestion.

VALX Whey Protein WPC 1kg

What it's for
Fast-absorbing protein to support post-workout recovery
Who it's for
People wanting a solid post-workout top-up who tolerate dairy
Source
Milk (whey)
Diet fit
Contains milk
When it's taken
After exercise or at breakfast
Typical amount
~20–30 g/serving (per label)
Mixing & texture
Tends to mix smoothly
Evidence
Established
Reference price
from ¥4,298 (sample)

SAVAS Soy Protein 100 Cocoa 945g

What it's for
Tops up protein gently from a plant source
Who it's for
Dairy-avoiders and people eating mostly plant-based
Source
Soy
Diet fit
Dairy-free (soy)
When it's taken
Breakfast, a snack, or before bed
Typical amount
~20–30 g/serving (per label)
Mixing & texture
Slightly thicker, can feel richer
Evidence
Established
Reference price
from ¥3,600 (sample)

Verdict

Plant protein suits dairy-avoiders and plant-forward diets; whey is often chosen for fast post-workout absorption and cost (sample prices).

Last reviewed: June 28, 2026 · SapuriApuri editorial team