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Because your body uses and excretes B12 rather than storing unlimited amounts, consistent timing helps keep your energy and focus steady instead of peaking and crashing. Many people find that taking B12 late in the day can make them feel more alert right when they are trying to wind down, which may interfere with sleep
(More information) Other Articles Function Vitamin C (L-ascorbic acid) is a potent reducing agent, meaning that it readily donates electrons to recipient molecules ( Figure 1 )
Then discontinuation
Ann Allergy Asthma Immunol (1999) 82:18591
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