Dihexa & HGF-Based Nootropics

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Dihexa's Potency Claims: What the Research Says

Dihexa was called 10 million times more potent than BDNF. A key 2014 paper was retracted in 2025 for image manipulation. Here is what evidence remains.

18 min read|Mar 20, 2026

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Dihexa & HGF-Based Nootropics

Dihexa: Millions of Times More Potent Than BDNF?

Dihexa was called 10 million times more potent than BDNF at synaptogenesis. The key mechanism paper was retracted. Here is what the evidence shows.

13 min read|Mar 21, 2026