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Wang et al., 2019
FDA, Food and Drug Administration
A clean, minimally processed whey (or a lactose- and casein-free version if youre sensitive) is the better choice
These markers are useful when symptoms or risk factors suggest a functional deficiency that a high total B12 could be masking
Common side effects of Vitamin B12 deficiency include stress, fatigue, brain fog, and decreased physical stamina
Expected weight loss: Minimal (01 kg) 0.5 mg Weeks 58 First therapeutic dose
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