The widely repeated claim that it is ~ten-million-fold more potent than BDNF is a relative in-vitro spine-counting ratio, not a human effect, and key mechanism papers from the originating lab were retracted in 2025
"Influence of specific collagen peptides and 12-week concurrent training on recovery-related biomechanical characteristics." Frontiers in Nutrition , 10, 1266056
Ginger: Eases nausea and improves digestion
REDEFINE 2 Study Group
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