Symptoms of B12 Deficiency The symptoms of vitamin B12 deficiency can range from mild to severe and may include: - Fatigue and weakness - Anemia - Nerve problems like numbness and tingling - Balance issues - Cognitive difficulties, such as memory loss or difficulty thinking clearly - Mood changes, including depression - Skin problems, such as jaundice (yellowing of the skin) or a sore tongue Recognizing these symptoms early can lead you to consider B12 supplementation, but which form is the best for you
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Superoxide and hydrogen peroxide production and NADPH oxidation stimulated by nitrofurantoin in lung microsomes: possible implications for toxicity
However, gastrointestinal disturbances can occasionally occur , particularly with certain formulations
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Some effects, such as a rapid heartbeat, occur within minutes of use, while others, such as oral thrush, may develop after several days or weeks of regular use