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Stress, fatigue and brain fog as well as reduced physical stamina are common side effects of Vitamin B12 deficiency
Blood test to measure methylmalonic acid level
B Complex injections contain a powerful combination of essential B vitamins
Without it, the food we eat is not able to be processed as efficiently for energy production leading to fatigue and even weight gain
For long-term studies, this can sometimes present practical challenges, especially if high frequency of administration is required
The standard diagnostic pathway includes a serum B12 blood test as the initial screening tool
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