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Description
doi: 10.1073/pnas.91.8.2890

No refrigerated vials clinking around in your travel bag

10.1039/D1MD00016K 59 JacksonA
Epithalon (also known as Epitalon) is a synthetic tetrapeptide derived from epithalamin, a polypeptide produced by the pineal gland

It has been studied for protection of the liver from toxic damage (alcohol, antibiotics, etc.)
