Donating it significantly depletes your bodys fluid levels
Here are the best vitamin B12 injection sites for each method: Subcutaneous B12 injection sites Usually, the best places to give yourself a B12 shot subcutaneously are the abdomen, thigh, and upper arm, as you can see in this illustration: Although not shown above, the buttock is another good site for B12 shots
Most patients find that optimizing injection technique, proper site rotation, and allowing medication to reach room temperature effectively reduce or eliminate this sensation
Trends Genet 31:140149 Villar-Cheda B, Meijide AD, Joglar B, Perez AIR, Guerra MJ, Labandeira-Garcia JL (2012) Involvement of microglial RhoA/RhoKinase pathway activation in the dopaminergic neuron death
The 90-day follow-up is unusually long for a peptide study and showed continued benefit rather than plateau