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Risk factors include older age, gastrointestinal disorders, vegan diets, or use of certain medications like metformin or PPIs
Muscle Preservation May help maintain lean muscle mass during weight loss efforts
Some people report feeling more energetic within a few days of getting a B12 shot
Brosnan JT et al
Protein intake is particularly important when using 5-amino-1mq for fat loss
The quality and source of the B12 solution can impact pricing, with FDA-compliant facilities potentially charging more due to strict quality control measures
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