The prime reason surrounding this questionability is due to the fact that IGF-1 has been shown to increase the growth rate of cancerous tumors, enlargement of organs, and various other lurking variables
Oral supplements are inexpensive up front, but because so little of a swallowed dose is absorbed, some of what you buy is not used by your body
doi: 10.1371/journal.pone.0086289 102 Espinoza-JimnezADe HaroRTerrazasLI
Purity quantified via High-Performance Liquid Chromatography (HPLC) and identity confirmed by Liquid Chromatography-Mass Spectrometry (LC-MS)
CCC, Spirulina strain from the CCC collection
The safest editorial rule is direct: describe what researchers examined, cite the source, and avoid expanding the finding beyond the model