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vitamin b12 deficiency injections or tablets vs Efficacy of different routes of B12 supplementation for the treatment of Vitamin B12 Injection: Energy Boost
Description
doi: 10.1371/journal.pone.0045979

Still, the following will usually appear tired, pale skin, weakness, shortness of breath, a fast heartbeat, and a feeling that you are out of breath

Is that ok
They dont just help you burn fat

Prez R, Castilla-Cortzar I, Nez M, Prado A, Mirpuri E, Garca M, Gonzlez Barn S, Picardi A: IGF-I does not improve fat malabsorption in cirrhotic rats
