Not having enough functioning red blood cells to carry oxygen through the body will leave you feeling tired and weak as a result
Quad/thigh injection site (intramuscular) If you struggle to inject into your glute because of mobility issues or other reasons, your quads (the leg muscles at the front of your thigh) can work really well
No receptor for it has ever been identified
Kimber - Thanks for the reply
National Library of Medicine: Indeed, DNA synthesis is impaired by low vitamin B12, which hampers the activation of folate and, as a result, decreases normal red blood cell production, impairing oxygen delivery [62] WebMD indicates, if you have vitamin B12 deficiency, you could become anemic
Just enough to fully cover all your trouble areas