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doi: 10.1177/1470320308099084

Its antioxidant activity protects sperm and oocytes from reactive oxygen species, reducing DNA damage

Found in various regions of the brain and peripheral tissues, DSIP has been of scientific interest for decades due to its unique connection to circadian rhythm, neuroendocrine activity, and stress response

A meta-analysis published in Obesity by Patel and Hu found that short sleep duration was consistently and independently associated with increased body weight and obesity risk across multiple population studies

A purity level of 99% or higher, as provided by Biopeptides Epitalon (Epithalon), is generally preferred for accurate and reproducible research results.