Recommended Intake & Goals
Take 15-20g of collagen peptides with 50mg vitamin C, 30-60 minutes before training or physical therapy, to maximize collagen synthesis in connective tissues during the mechanotransduction window.
Preparation & Usage Steps
- Hydrolyzed collagen peptides (2-5 kDa) are absorbed largely intact in the small intestine via PepT1 transporters, bypassing the need for full enzymatic digestion.
- Bioactive di- and tri-peptides (Pro-Hyp, Gly-Pro-Hyp) accumulate in connective tissues and stimulate fibroblast proliferation and collagen Type I/III mRNA expression.
- Vitamin C (ascorbic acid) activates prolyl-4-hydroxylase, which hydroxylates proline residues on procollagen chains—a mandatory step for proper triple-helix formation and cross-linking.
- Mechanical loading during exercise creates piezoelectric signals in tendons that synergize with circulating collagen peptides, directing new collagen deposition along lines of force for functional tissue remodeling.
Nutrition Cues
"Always pair collagen with vitamin C—ascorbic acid is a required cofactor for prolyl hydroxylase, without which collagen fibers cannot cross-link properly."
"Take collagen 30-60 minutes before exercise so that peptides peak in the blood during mechanical loading of tendons and ligaments."
"Collagen is NOT a replacement for complete protein—it lacks tryptophan and is low in BCAAs; use it in addition to whey or whole food protein."
Preparation Tips
- The "Baar Protocol": Take 15g collagen peptides + 50mg vitamin C exactly 60 minutes before a 6-minute isometric loading session of the target tendon. This protocol has been shown to double collagen synthesis rate in ACL and Achilles tendons.
- Add collagen peptides to your morning coffee—they dissolve completely in hot liquid with no taste or texture change, making compliance effortless. Just add a vitamin C tablet or squeeze of lemon on the side.
Synergistic Foods & Bio-boosts
- Tendon Repair Smoothie: Blend 15g collagen peptides, 1/2 cup frozen strawberries (vitamin C source), 1 scoop vanilla protein, 1 tbsp honey, 8oz water or milk. Drink 45 minutes before training.
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Which target muscle group is physiologically supported or target-fuelled by the Collagen Peptides?