Head-to-head comparison

Collagen Peptides vs Whey Protein Hydrolysate (WPH): Which Has More Protein?

Both Collagen Peptides and Whey Protein Hydrolysate (WPH) are common enough protein choices that they get compared directly all the time — here's what the actual numbers say.

Collagen Peptides

90.0gprotein / 100g

370 cal · 0.5g fat · $$$ · Quality 0.0

Whey Protein Hydrolysate (WPH)

85.0gprotein / 100g

380 cal · 1.5g fat · $$$$ · Quality 1.0

There's a meaningful protein-density gap here: Collagen Peptides runs 90.0g per 100g against Whey Protein Hydrolysate (WPH)'s 85.0g, roughly 5.0g more per equal weight.

Quality flips the other way, though: Whey Protein Hydrolysate (WPH) has the stronger amino acid profile (highest DIAAS, pre-digested for faster absorption) versus Collagen Peptides's incomplete — contains no tryptophan, cannot support muscle protein synthesis alone.

Budget-wise, Collagen Peptides runs meaningfully cheaper per typical serving ($$$) than Whey Protein Hydrolysate (WPH) ($$$$).

For anyone avoiding dairy specifically, Collagen Peptides is the clear pick over Whey Protein Hydrolysate (WPH).

Whey Protein Hydrolysate (WPH)'s typical serving also delivers more leucine (2600mg vs Collagen Peptides's 400mg) — relevant if the goal is maximizing the muscle-protein-synthesis trigger per meal, not just total grams.

Verdict

Protein quality is the real differentiator here: Whey Protein Hydrolysate (WPH)'s stronger amino acid profile gives it a genuine edge for muscle-building purposes, even with similar gram counts.

Full nutrition comparison

Per 100gCollagen PeptidesWhey Protein Hydrolysate (WPH)
Protein90.0g85.0g
Calories370380
Fat0.5g1.5g
Carbs0.0g2.0g
Fiber0.0g0.0g
Quality score0.01.0
Relative cost$$$$$$$
Prep time1 min1 min

Frequently asked

Which has more protein, collagen peptides or whey protein hydrolysate (wph)?

Collagen Peptides has 90.0g of protein per 100g compared to Whey Protein Hydrolysate (WPH)'s 85.0g.

Which is lower in calories?

Collagen Peptides is lower in calories per 100g, at 370 vs the other's 380.