IGF-1 is an excellent post cycle therapy drug. It has a number of positive effects in the testis for testosterone production, enzyme repair ability, sTAR upregulation, ect.
It’s a better PCT drug than hCG IMO, granted hCG was ran during cycle.
-Pp
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39. Regulation of steroidogenic genes by insulin-like growth factor-1 and follicle-stimulating hormone: differential responses of cytochrome P450 side-chain cleavage, steroidogenic acute regulatory protein, and 3ß-hydroxysteroid dehydrogenase/isomerase in rat granulosa cells.
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40. Molecular Mechanisms of Insulin-like Growth Factor-I Mediated Regulation of the Steroidogenic Acute Regulatory Protein in Mouse Leydig Cells
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