The PUŪRA Journal · 32 articles
Peptide research education, in plain English.
What each compound is, what has been studied, and where the evidence is still developing. Every article ends with what the research actually supports.
Neuro Research · 2 articles
Neuro Research · 3 min
What Is Semax? Where It Came From, and What "Approved in Russia" Really Means
What is Semax? A 7-amino-acid peptide built in Moscow from a piece of a stress hormone. It's a medicine in Russia. Here's why that isn't proof.
November 2, 2026Neuro Research · 3 min
Semax vs Selank: The Main Differences and What the Research Says
Semax vs Selank: same Moscow institute, same length, same three-bead tail. One front piece sets them apart, and it split their research two ways.
September 25, 2026Peptide of the Week
One peptide a week, explained by Dr. Jade Teta, ND
Every Thursday, Dr. Teta, a member of our Scientific Advisory Board, writes a one-page monograph on one research compound: where it came from, what researchers are studying, and how strong the evidence is. It’s free.
By Dr. Jade Teta, ND
PUŪRA Scientific Advisory Board
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