Vital Proteins
High-quality grass-fed collagen with good transparency and third-party testing, though lacks some premium certifications.
Evaluated Feb 15, 2026
·AI-evaluatedAncient Nutrition
Multi-collagen blend with fermented ingredients and better transparency around sourcing practices.
Sports Research
NSF certified with more detailed third-party testing verification and cleaner supply chain documentation.
Further Food
Smaller batch production with more transparent sourcing from specific grass-fed farms.
Grass-fed bovine collagen from pasture-raised cattle with minimal processing
Tests for heavy metals and contaminants but not NSF certified
Hydrolyzed peptides with good absorption profile
Clear sourcing information though some testing details could be more detailed