What it is
A four-amino-acid peptide based on a pineal gland extract.
How it helps
Sleep rhythm and markers of cell ageing.
What to watch for
Human data is a handful of older Russian studies. Benefits for lifespan in people are unproven.
These are compounds to research, not a protocol to copy. Education and my opinion, not medical advice. Talk to a doctor, especially before combining anything with prescription medication. Shop links are affiliate links: tapping one opens the store and copies my code.