Neither has completed the FDA's drug approval pathway
Naturally produced by the hypothalamus, DSIP is able to cross the blood-brain barrier and promote deep, restorative sleep
Exogenous peptides , on the other hand, are synthesized outside the body
Regular Health Check-Ups Regular health check-ups and screenings can lead to early detection of vitamin B-12 deficiency and correction before serious health complications develop
Acknowledgements This research was partially supported by NSF grants DMS-0616710(MR, HFN) and EF-1038593(HFN, MR) and NIH grant R01 ES019876 (D
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