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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Garden of Life Grass Fed Collagen Peptides 18g Unflavored Garden of Life Grass Fed Collagen Peptides 18g Unflavored #45 in Collagen Peptides
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Price
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Rating
★★★★★
★★★★★
Category rank
#2
#45
Collagen per Serving
11g Types I & 3 hydrolyzed
18g Types I & III
Third-Party Tested & Certified
Testing not prominently verified
Third-party tested; scope unspecified
Source Quality
Generic bovine, no special sourcing noted
Grass-fed, pasture-raised bovine
Cost per Serving
$0.97–$1.08 per serving
~$0.80/serving
Mixability & Taste
Mixes well, truly unflavored
Unflavored, dissolves clean
Synergy Actives
None
250M CFU probiotics, enzymes; no vitamin C
Verdict
Best-value unflavored collagen peptides
Premium grass-fed collagen with digestive support

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