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This leads to persistent fatigue, weakness, and reduced exercise tolerance that significantly impacts quality of life

Acknowledge Real-World Complexity Perfect control is impossible in a real-life setting

For people who have trouble with methylation (the process your body uses to activate B12), understanding whether you might fall into the B12 subtype hypomethylation category could be helpful for figuring out safe supplementation approaches

Why Low B12 Can Happen (And Why Its More Common Than People Think) The NHS and UK diet guidelines both highlight the importance of getting enough Vitamin B12 through food or supplements