The Trend Verdict
Spec-by-spec

Head to head

Contenders from Collagen Peptides, every metric lined up. The winning value in each row is outlined.

Sports Research Collagen Peptides 3.9oz Unflavored Sports Research Collagen Peptides 3.9oz Unflavored #2 in Collagen Peptides
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Vital Proteins Grass-Fed Collagen Peptides Powder 27 Servings Unflavored Vital Proteins Grass-Fed Collagen Peptides Powder 27 Servings Unflavored #16 in Collagen Peptides
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Price
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Rating
★★★★★
★★★★★
Category rank
#2
#16
Collagen per Serving
11g Types I & 3 hydrolyzed
10g hydrolyzed, Types I & III
Third-Party Tested & Certified
Testing not prominently verified
Third-party tested; certs verified
Source Quality
Generic bovine, no special sourcing noted
Grass-fed bovine, traceable
Cost per Serving
$0.97–$1.08 per serving
~$1.30–$1.50 per serving
Mixability & Taste
Mixes well, truly unflavored
Dissolves fully, no taste or clumping
Synergy Actives
None
None included
Verdict
Best-value unflavored collagen peptides
The bestselling grass-fed collagen peptides

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