Growth Hormone Releasing Factor, human Description The Growth Hormone-Releasing Factor is produced in the hypothalamus. It stimulates the production and secretion of growth hormone. Specifications Cas No. 83930-13-6 Product ID G6856 Product Name Growth Hormone Releasing Factor, human Synonym Growth Hormone Releasing Hormone, GRF, GRHF Formula Wt. 5039.7 Purity ≥98% Store Temp +4oC