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The recommended daily amounts are: Vitamin D, 4,000 IU stick within this limit to avoid vitamin D toxicity Folic acid, 400 micrograms before pregnancy and until week 12 Vitamin D is a fat-soluble vitamin, which means it builds up in your fat cells over time
These two B vitamins work in a biological partnership to help manage homocysteine levels
Xiao L, Xu X, et al
Jr High altitude pulmonary edema and exercise at 4,400 meters on Mount McKinley
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