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Vitamin B12 plays a key role in red blood cell formation, nervous system function, and energy metabolism

And people taking metformin, the common diabetes drug is known to cause B12 deficiency as well

Contains amino acids and vitamins that enhance fat metabolism, assisting in breaking down fat deposits

You must supply the muscle-preservation stimulus through diet and training

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RER is affected by feeding status, activity, stress, circadian phase, non-steady-state conditions, acid-base balance, and experimental methodology