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Chemical Formulas02:52

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A chemical formula presents information about the proportions of atoms constituting a particular chemical compound or molecule, mainly using symbols of elements and numbers. At times other symbols, such as dashes, parentheses, brackets, commas, plus, and minus signs, are also used. A chemical formula can be one of three types – molecular, empirical, and structural.
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Selenium in infant formula milk.

Meng-Jie He1,2, Shuang-Qing Zhang1,2, Weipeng Mu3

  • 1Key laboratory of Trace Element Nutrition of National Health and Family Planning Commision of the People's Republic of China, National Institute for Nutrition and Health, Chinese Center for Disease Control and Prevention, Beijing, China.

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|February 1, 2018
PubMed
Summary
This summary is machine-generated.

Infant formula often lacks sufficient selenium, an essential nutrient. Research suggests using selenium speciation similar to human breast milk for optimal infant formula supplementation.

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Area of Science:

  • Nutritional Science
  • Biochemistry
  • Pediatrics

Background:

  • Infant formula is a crucial alternative to breastfeeding.
  • Human breast milk is the ideal source of selenium (Se) for infants.
  • Current infant formulas often contain low selenium levels, primarily using inorganic forms like sodium selenite or sodium selenate.

Purpose of the Study:

  • To highlight the importance of selenium speciation in infant nutrition.
  • To advocate for infant formula composition mirroring human breast milk.
  • To discuss optimal selenium supplementation strategies in infant formula.

Main Methods:

  • Review of current literature on selenium content and speciation in human and animal milk.
  • Analysis of selenium supplementation practices in infant formula globally.
  • Exploration of advances in food speciation techniques.

Main Results:

  • Human breast milk contains selenium in specific chemical forms (speciation) crucial for infant health.
  • Inorganic selenium compounds used in formula may not be optimally absorbed or utilized.
  • Animal milk speciation research offers insights into natural selenium forms.

Conclusions:

  • Infant formula selenium levels and speciation should closely resemble human breast milk.
  • Optimizing selenium speciation in formula is essential for infant nutrition.
  • Future research should focus on bioavailable selenium forms for infant formula.