If you add 2.5mL instead of 3mL, your concentration jumps from 3.33mg/mL to 4mg/mL
Setting up pharmaceutical ingredient supply chains that adhere to the complex regulations on manufacturing and quality could take monthsor perhaps longer if the Administration were to require them be sourced in the United States rather than China
It is the most bioavailable form of B12, and also the most active, working mostly in our brains, nervous system, and liver (Lindstrand, 1964)
Examples: Weight loss plateau scenario: 5% additional fat loss preserved lean mass improved metabolic markers Injury recovery scenario: improved functional capacity pain reduction improved rehabilitation performance Without predefined outcome metrics, stacking becomes experimentation
And yes, you have to refrigerate them I got 100mg of GHK-Cu in a single vial (a 5mL vial I believe)