Benefits
Supplies collagen-style amino acids
Delivers a glycine- and proline-rich amino-acid profile that supports the body's own synthesis of collagen for connective tissues, skin, and the gut lining.
Supports joint comfort
Provides the same family of hydrolyzed collagen peptides that have been studied for helping maintain joint comfort and mobility, especially when combined with regular activity.
Helps maintain gut-lining integrity
Glycine, glutamine, and gelatin fractions help support enterocyte function and the protective mucus layer, contributing to a comfortable, resilient gut barrier.
Promotes muscle protein synthesis when combined
Used alongside other protein sources, collagen-derived peptides can contribute to total daily protein intake and support muscle maintenance, especially in older adults.
Convenient whole-food-style protein
Offers a low-sugar, dairy-free, gluten-free protein option compatible with paleo and similar dietary patterns, and mixes easily into liquids or warm beverages.
Mechanism of action
Collagen peptide bioavailability
Hydrolyzed collagen yields di- and tri-peptides such as hydroxyproline-glycine and proline-hydroxyproline that survive intestinal digestion and may signal fibroblasts and chondrocytes to upregulate matrix synthesis.
Glycine signaling and antioxidant support
Dietary glycine serves as a substrate for glutathione synthesis and engages glycine receptors involved in anti-inflammatory and metabolic signaling.
Glutamine fuel for enterocytes
Glutamine is a preferred energy substrate for rapidly dividing intestinal epithelial cells and supports tight-junction protein expression that maintains barrier function.
Mineral and gelatin matrix delivery
Bone-broth processing co-extracts trace minerals and gelatin that may support hydration and viscosity of digestive contents.
Clinical trials
Randomized trial comparing 20 g collagen hydrolysate/milk-protein blend vs 20 g milk protein
n=8 older men (mean age ~71)
A collagen-hydrolysate/milk-protein blend stimulated muscle protein synthesis equivalently to an isoenergetic milk-protein blend with a greater quantity of essential amino acids, supporting the use of collagen-derived proteins as part of a balanced strategy to maintain muscle in older adults.
In vitro study of bovine articular chondrocytes exposed to graded glycine concentrations
Cultured articular chondrocytes (mechanistic)
Higher glycine availability substantially increased Type II collagen synthesis, with effects persisting beyond those of proline and lysine. This supports the mechanistic rationale for consuming glycine-rich proteins such as bone-broth protein to help support cartilage matrix maintenance.