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These may include: ( 4 ) Fatigue or lack of energy Brain fog or trouble concentrating Irritability or mood swings Pale skin or shortness of breath Tingling in the hands and feet Difficulty walking or staggering Anemia Swollen or inflamed tongue A B12 deficiency in men may also contribute to low testosterone, weight gain, and poor exercise recoverymaking it a hidden factor in many mens health concerns
IV B12 protocols involve mixing the vitamin with saline and giving it over 30 minutes to an hour
According to a study by Obeid et al., a widely accepted expert consensus on diagnosing and treating vitamin B12 deficiency, recognized that untreated deficiency can lead to irreversible symptoms
