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Common symptoms can include: Extreme fatigue Lethargy Loss of appetite headaches Feeling faint or dizzy Breathlessness Headaches Heart palpitations Tinnitus Additional symptoms of B12 deficiency can include psychological problems such as low mood, irritability, depression, cognitive changes, or blurred memory
The peptide does not occur naturally in isolationit is a specific sequence engineered for research stability and bioavailability
Beef, Liver and Chicken Meats are generally high in B12
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