Vitamin C
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What has 6000 times more vitamin C?
What has 6000 times more vitamin C? Nothing does — the figure is astaxanthin's antioxidant potency, not vitamin C content, and it traces to one 2007 study.
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What depletes vitamin C?
What depletes vitamin C? Smoking, alcohol, illness, surgery and some medications all drain it faster than food replaces it. Here's what research shows.
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Vitamin C for Athletes: Oxidative Stress and Recovery
Sustained 1,000mg vitamin C doses blunted mitochondrial gains in trials. What athletes should know about oxidative stress, recovery and race-week timing.
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Vitamin C for Smokers: Why Requirements Are Higher
Vitamin C for smokers: why requirements run 35mg higher, why deficiency is 3x more common, and what the evidence says about effective daily intake.
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Vitamin C and Immune Function: What the Research Actually Shows
Your immune cells hold 50-100x more vitamin C than your blood. What that means for the vitamin C immune system link, and what supplementing really does.
