US$ 26.84
ahk-cu and ghk-cu together + Hair Serum Pro – PrettyStick and leave overnight for best results Using AHK-Cu: The Researcher's Protocol
Description
Insert the needle fully (up to the hub) to ensure proper intramuscular delivery of your At home B12 injection

Strong evidence, from decades of treating individuals with inborn errors of B 12 metabolism, supports the safety of parenteral, lifelong, even high dose hydroxocobalamin, sometimes even at very high doses

They are simply miniature syringes optimized for insulin: very small (1 mL), with very fine short needles, and calibrated in insulin units

We've found that this is a critical consideration for researchers

Not everyone needs to reach the highest doses
