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The keyword here is if

In the Central Nervous System GH and IGF-1 both contribute to neural development, nerve myelination, amyloid clearance so important in the development of Alzheimers disease and anti-inflammatory mechanisms within the central nervous system

The Huffington Post 2011

Defined 15-amino acid peptide , commonly referenced in preclinical literature as a stable gastric pentadecapeptide. Small 5 mg format suitable for research teams running pilot studies, method development, or multiple assay conditions

Dual regulation of heat-shock transcription factor (HSF) activation and DNA-binding activity by H2O2: role of thioredoxin

But obviously you're keeping it in range