NOW Sports

Whey Protein Concentrate, Unflavored

whey concentrate Unsweetened Informed Sport
Platinum tier Complete
Protein / serving
24g
130 kcal · 33g scoop
Leucine
2.47g
Below MPS trigger — try 1.5 scoops
Density
73.8%
18.5g per 100 cal

What this means

Elite efficiency — 40%+ of calories from protein. Lean meat, whey isolate, low-fat dairy. 73.8% density puts this in the Platinum tier.

Complete protein, high leucine, DIAAS > 1 — the muscle-protein reference.

Note: At 2.47g leucine per single scoop, this product sits below the 2.5g threshold needed to maximally trigger muscle protein synthesis in one serving. Common workarounds: use 1.5 scoops, or combine with another protein source in the same meal (e.g., Greek yogurt, eggs). More on the leucine threshold.

vs Naked Whey (whey reference)

Metric Whey Protein Concentrate, Unflavored Naked Whey (reference) Δ
Protein / serving 24g 25g -1g
Leucine 2.47g 2.6g -0.13g
Density 73.8% 83.3% -9.5%
MPS trigger at 1 scoop? No Yes

Notes

Informed-Sport certified. The direct concentrate counterpart to NOW's own whey isolate — same brand, same certification, same protein source, differing only in filtration format, which makes the pair the cleanest available isolate-vs-concentrate control. Leucine 2,472 mg per labeled 'typical amino acid profile (per serving)'.

Where to buy

Manufacturer page →

Run protein-per-dollar with your actual price to see cost-efficiency.

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Last verified 2026-08-02.

Rank 7 of 25 by leucine per 25 g protein

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