types of vitamin b12 injections Should You Take Natural vs. Synthetic B12? 12 deficiency Vitamin B-12 Injection, 1,000 mcg/mL

The 60 to 90 second hold time maximizes the amount of medication that absorbs through the sublingual tissue before saliva dilutes it

It's about choosing a dilution that makes your protocol's dosing simple, reliable, and repeatable

Contrarily, a study with 8 GH-deficient subjects found that IGF-1 administration increased lipid oxidation (being this effect more potent when co-administered with GH), energy expenditure, and insulin resistance [108, 183]

Loss of ABHD15 impairs the anti-lipolytic action of insulin by altering PDE3B stability and contributes to insulin resistance

Pregnancy If you are pregnant or breastfeeding, you may not be suitable for B12 injections, but it is still safe for you and your baby if you take a limited dose of B12 orally