Cytogens is a dietary supplements developed in St. Petersburg Institute of Bioregulation and Gerontology (Russia).
The active ingredient of Cytogens is a synthesized tripeptide analogs of endogenous peptides isolated from animal organs and tissues.
Each cytogen product has its own indications for use and is intended to treat diseases of certain organs, e.g Pinealon is used to treat neurological disorders, while Crystagen is used to treat immune system dysfunctions.
Cytogens are considered dietary supplements, thus their efficacy is questionable and they are regulated as supplements, not as pharmaceutical drugs.