weekly b12 injections how to give inject yourself a B12 Injection: Step-By-Step Instructions Where To Inject Vitamin B12
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Blood Tests : Blood tests can help identify any underlying infections or vitamin deficiencies that could be causing muscle spasms

This may be especially helpful while training hard, when its important for muscles to recover

pmid:31497484CrossRefPubMedGoogle Scholar Wolffenbuttel BHR, Heiner-Fokkema MR, Green R, Gans ROB

However, some non-vegetarians who dont produce enough intrinsic factor also have this deficiency

Biotin is also thought to reduce inflammation, improve cognitive function, and increase HDL (good) cholesterol and decrease LDL (bad) cholesterol
