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2. 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 ...

3. Vitamin A - Wikipedia

   en.wikipedia.org/wiki/Vitamin_A

   Vitamin A status involves eye health via two separate functions. Retinal is an essential factor in rod cells and cone cells in the retina responding to light exposure by sending nerve signals to the brain. An early sign of vitamin A deficiency is night blindness. [6] Vitamin A in the form of retinoic acid is essential to normal epithelial cell ...

4. Hypervitaminosis A - Wikipedia

   en.wikipedia.org/wiki/Hypervitaminosis_A

   Hypervitaminosis A results from excessive intake of preformed vitamin A. Genetic variations in tolerance to vitamin A intake may occur, so the toxic dose will not be the same for everyone. [23] Children are particularly sensitive to vitamin A, with daily intakes of 1500 IU/kg body weight reportedly leading to toxicity.

5. Xerophthalmia - Wikipedia

   en.wikipedia.org/wiki/Xerophthalmia

   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 beta-carotene. [ 4 ] [ 5 ] 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 ...

6. Nutrition and pregnancy - Wikipedia

   en.wikipedia.org/wiki/Nutrition_and_pregnancy

   A mother's nutritional intake during pregnancy is believed to influence and possibly offer protective effects against the development of allergenic diseases and asthma in children. [27] Maternal intake of vitamin D, vitamin E, and zinc have all been associated with a lower likelihood of wheezing in childhood, suggesting a protective effect. [27]

7. These High-Quality Vitamin B12 Supplements Can Help ... - AOL

   www.aol.com/high-quality-vitamin-b12-supplements...

   Again, the daily recommended dietary allowance of vitamin B12 for most adults is 2.4 micrograms, stretching up to 2.6 and 2.8 micrograms if you’re pregnant or nursing.