does a b12 injection make you tired sleepy Feeling All the Time? It Might Be Vitamin Next time you're at The

With practice, many patients find IM self-injection to be straightforward

Oral supplements have 2.4 to 2.6 mcg of vitamin B12

Where neurological involvement is suspected, IM hydroxocobalamin must be started urgently without waiting for blood test results to prevent irreversible nerve damage

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Your doctor may also test: Full blood count To check for anaemia Folate levels Often tested alongside B12, as both affect similar processes Ferritin (iron stores) Another common cause of hair loss Intrinsic factor antibodies If pernicious anaemia is suspected At Hair Loss Studios, we offer blood testing to help identify nutritional deficiencies that may be contributing to your hair loss

For some with a deficiency, the initial phase might involve daily shots, which then transition to weekly maintenance injections