topicGolden Kiwi Sleep Quality Randomized Trial
claimConclusion CP supplementation did not influence sleep quantity, latency, or efficiency, but reduced awakenings and improved cognitive function in physically active males with sleep complaints.
evidence level4
citationThomas C (2023)
sourceCollagen peptide supplementation before bedtime reduces sleep fragmentation and improves cognitive function in physically active males with sleep complaints.
topicGolden Kiwi Sleep Quality Randomized Trial
claimPurpose The primary aim of this study was to examine whether a glycine-rich collagen peptides (CP) supplement could enhance sleep quality in physically active men with self-reported sleep complaints.
evidence level4
citationThomas C (2023)
sourceCollagen peptide supplementation before bedtime reduces sleep fragmentation and improves cognitive function in physically active males with sleep complaints.
topicGolden Kiwi Sleep Quality Randomized Trial
claimMethods In a randomized, crossover design, 13 athletic males (age: 24 ± 4 years; training volume; 7 ± 3 h·wk 1 ) with sleep complaints (Athens Insomnia Scale, 9 ± 2) consumed CP (15 g·day 1 ) or a placebo control (CON) 1 h before bedtime for 7 nights.
evidence level4
citationThomas C (2023)
sourceCollagen peptide supplementation before bedtime reduces sleep fragmentation and improves cognitive function in physically active males with sleep complaints.