Head-to-head comparison

Collagen Peptides vs Whey Protein Concentrate (WPC): Which Has More Protein?

On paper, Collagen Peptides and Whey Protein Concentrate (WPC) solve a similar problem — protein intake — but they get there differently enough to be worth a direct look.

Collagen Peptides

90.0gprotein / 100g

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

Whey Protein Concentrate (WPC)

78.0gprotein / 100g

390 cal · 6.0g fat · $ · Quality 1.0

This isn't close. Collagen Peptides packs 90.0g of protein per 100g against Whey Protein Concentrate (WPC)'s 78.0g — a 12.0g gap driven mostly by how concentrated or diluted each food naturally is.

Whey Protein Concentrate (WPC) pulls ahead on protein quality specifically (highest DIAAS of any common protein source), even in categories where Collagen Peptides wins on raw grams.

Whey Protein Concentrate (WPC) is the more budget-friendly pick ($ vs $$$ for Collagen Peptides), worth weighing if cost matters more than the other differences here.

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

Whey Protein Concentrate (WPC)'s typical serving also delivers more leucine (2500mg vs Collagen Peptides's 400mg) — relevant if the goal is maximizing the muscle-protein-synthesis trigger per meal, not just total grams.

Verdict

If raw protein density is what you're optimizing for, Collagen Peptides wins clearly. Choose Whey Protein Concentrate (WPC) instead if its lower fat, cost, or prep time matters more to you than the extra grams.

Full nutrition comparison

Per 100gCollagen PeptidesWhey Protein Concentrate (WPC)
Protein90.0g78.0g
Calories370390
Fat0.5g6.0g
Carbs0.0g8.0g
Fiber0.0g0.0g
Quality score0.01.0
Relative cost$$$$
Prep time1 min1 min

Frequently asked

Which has more protein, collagen peptides or whey protein concentrate (wpc)?

Collagen Peptides has 90.0g of protein per 100g compared to Whey Protein Concentrate (WPC)'s 78.0g.

Which is lower in calories?

Collagen Peptides is lower in calories per 100g, at 370 vs the other's 390.