can a b12 injection make you sleepy Vitamin shots: Uses, benefits, and side effects Benefits of Vitamin B12 Shots
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50 mg per vial Purity: 99% (HPLC verified) Container: sealed glass vial (lyophilized powder) Certificate of Analysis: lot-specific COA available See the FDA Disclosure, Storage Instructions, and RUO tabs for handling, storage, and regulatory information

For patients dealing with dysautonomia, particularly hyperadrenergic POTS, the ability to calm the sympathetic nervous system is paramount

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