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  2. Vitamin A - Wikipedia

    en.wikipedia.org/wiki/Vitamin_A

    The causes are vitamin A deficiency during pregnancy, followed by low transfer of vitamin A during lactation and infant/child diets low in vitamin A or β-carotene. [ 22 ] [ 19 ] The prevalence of pre-school age children who are blind due to vitamin A deficiency is lower than expected from incidence of new cases only because childhood vitamin A ...

  3. Nutrition and pregnancy - Wikipedia

    en.wikipedia.org/wiki/Nutrition_and_pregnancy

    [37] [35] During pregnancy the placenta concentrates B 12, so that newborn infants have a higher serum concentration than their mothers. [34] What the mother-to-be consumes during the pregnancy is more important than her liver tissue stores, as it is recently absorbed vitamin content that more effectively reaches the placenta.

  4. Retinyl acetate - Wikipedia

    en.wikipedia.org/wiki/Retinyl_acetate

    World Health Organization "Recommendations for preformed vitamin A supplements for mothers during pregnancy" states that "health benefits are expected for the mother and her developing fetus with little risk of detriment to either, from a daily supplement not exceeding 10,000 IU vitamin A (3000mcg RE) at any time during pregnancy." Preformed ...

  5. Is It Safe to Use Expired Vitamins? The Truth About Vitamin ...

    www.aol.com/vitamins-expire-nutritionists-weigh...

    “Pregnant women and women trying to conceive should be taking prenatal vitamins. The most important reason is the folate supplementation,” says s Shanna Levine, M.D. , primary care physician ...

  6. 24 Things You Really to Know About Osteoporosis ... - AOL

    www.aol.com/24-things-really-know-osteoporosis...

    Also, during pregnancy, you absorb calcium from food and supplements (like prenatal vitamins) better than women who are not pregnant. Your body also makes more of the hormone estrogen, which ...

  7. Prenatal vitamin - Wikipedia

    en.wikipedia.org/wiki/Prenatal_vitamin

    For example, many [citation needed] prescription prenatal vitamins will contain a more bioavailable form of folate, 5-methyltetrahydrofolate (5-MTHF). Doses of folic acid over 1 mg are prescription only. The amount of non-prescription prenatal vitamins needed to achieve this dose may have too much vitamin A and lead to fetal toxicity. [2]

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