This particular form represents the most reduced and chemically reactive state of cobalamin, rendering it highly receptive to binding a methyl group from a form of vitamin B9 called 5-methyltetrahydrofolate, the product of methylenetetrahydrofolate reductase (MTHFR), to generate methylcobalamin (MeCbl)
Gweyer, Wragg, Wilson
This makes it useful for recovery from: Traumatic brain injury (TBI) Depression Anxiety Cognitive decline 5
IGF-1 is a highly anabolic peptide hormone responsible for: Muscle cell proliferation and repair Tendon and ligament regeneration Bone growth Glucose uptake in muscle cells Increased satellite cell activation Oral administration of MK-677 raised serum IGF-1 levels by over 60% in healthy adults without altering cortisol, insulin, or gonadotropin concentrations. Chapman et al., Clinical Pharmacology & Therapeutics This rise in IGF-1 is what leads to muscle growth, improved recovery, and increased physical resilience over time
other days, it can't be guaranteed, for reasons that have little to do with the dose itself
This helps you plan your usage better