Whey Protein Hydrolysate (WPH)
85.0gprotein / 100g380 cal · 1.5g fat · $$$$ · Quality 1.0
Pea Protein Isolate
80.0gprotein / 100g375 cal · 6.0g fat · $$ · Quality 0.82
Whey Protein Hydrolysate (WPH) delivers a clearly higher protein density than Pea Protein Isolate — 85.0g vs 80.0g per 100g, a gap of 5.0g that adds up fast across multiple servings.
On protein quality specifically, Whey Protein Hydrolysate (WPH) scores higher — highest DIAAS, pre-digested for faster absorption — compared to Pea Protein Isolate, which is DIAAS-adjusted, low in methionine, high in leucine for a plant source.
Pea Protein Isolate is the more budget-friendly pick ($$ vs $$$$ for Whey Protein Hydrolysate (WPH)), worth weighing if cost matters more than the other differences here.
If you're eating plant-based, this comparison is moot — Pea Protein Isolate fits, Whey Protein Hydrolysate (WPH) doesn't.
Whey Protein Hydrolysate (WPH)'s typical serving also delivers more leucine (2600mg vs Pea Protein Isolate's 2100mg) — relevant if the goal is maximizing the muscle-protein-synthesis trigger per meal, not just total grams.
The real deciding factor is dietary fit, not macros: choose Pea Protein Isolate if you need it to be plant-based, choose Whey Protein Hydrolysate (WPH) otherwise — the protein numbers are close enough that diet compatibility should lead.
Full nutrition comparison
| Per 100g | Whey Protein Hydrolysate (WPH) | Pea Protein Isolate |
|---|---|---|
| Protein | 85.0g | 80.0g |
| Calories | 380 | 375 |
| Fat | 1.5g | 6.0g |
| Carbs | 2.0g | 5.0g |
| Fiber | 0.0g | 4.0g |
| Quality score | 1.0 | 0.82 |
| Relative cost | $$$$ | $$ |
| Prep time | 1 min | 1 min |
Frequently asked
Which has more protein, whey protein hydrolysate (wph) or pea protein isolate?
Whey Protein Hydrolysate (WPH) has 85.0g of protein per 100g compared to Pea Protein Isolate's 80.0g.
Which is lower in calories?
Pea Protein Isolate is lower in calories per 100g, at 375 vs the other's 380.