Native IGF-1 has 10-20 minute half-life, strong IGFBP binding limiting bioavailability, primarily local autocrine/paracrine actions, and rapid clearance
We thus selected HCG rather than testosterone supplement which found that HCG administration (100 mg/kg twice per week for 1 month) significantly elevated testosterone and dihydrotestosterone levels, which was constant with previous studies 23,47,48
On the contrary, such factors are negligible in the case of added folic acid, which does not require the release from cellular structures, is more stable and less susceptible to destruction within the lumen than natural food folate, and exists as a monoglutamate, i.e
Insomnia has started to improve
The metabolic improvements they produce may ultimately matter more for long-term health than the number on the scale
These mechanisms help explain why GLP-1s appear to trigger a significant 12% to 18% weight loss on average