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Related Concept Videos

What are Lipids?01:38

What are Lipids?

Overview
What are Lipids?01:38

What are Lipids?

Overview
What are Lipids?01:31

What are Lipids?

Lipids function as structural components of cellular membranes, in addition to acting as energy reservoirs and signaling molecules. They are thus crucial to all living organisms.  The three biologically important classes of lipids are triglycerides, phospholipids, and steroids.
Non-Polar and Hydrophobic Characteristics of Lipids
Lipids are a structurally and functionally diverse group of hydrocarbons—compounds consisting of carbon and hydrogen atoms. The carbon-carbon and carbon-hydrogen bonds...
What are Lipids?01:31

What are Lipids?

Lipids function as structural components of cellular membranes, in addition to acting as energy reservoirs and signaling molecules. They are thus crucial to all living organisms.  The three biologically important classes of lipids are triglycerides, phospholipids, and steroids.
Non-Polar and Hydrophobic Characteristics of Lipids
Lipids are a structurally and functionally diverse group of hydrocarbons—compounds consisting of carbon and hydrogen atoms. The carbon-carbon and carbon-hydrogen bonds...
Structure of Lipids03:38

Structure of Lipids

Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar carbon-carbon or carbon-hydrogen bonds. Non-polar molecules are hydrophobic (“water fearing”), or insoluble in water. Lipids perform many different functions in a cell. Cells store energy for long-term use in the form of fats. Lipids also provide insulation from the environment for plants and animals. For example, they help keep aquatic birds and...
Structure of Lipids03:38

Structure of Lipids

Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar carbon-carbon or carbon-hydrogen bonds. Non-polar molecules are hydrophobic (“water fearing”), or insoluble in water. Lipids perform many different functions in a cell. Cells store energy for long-term use in the form of fats. Lipids also provide insulation from the environment for plants and animals. For example, they help keep aquatic birds and...

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Lipids and infant formulas.

J S Forsyth1

  • 1Department of Child Health, University of Dundee, Dundee, DDI 9SY.

Nutrition Research Reviews
|December 20, 2008
PubMed
Summary
This summary is machine-generated.

Optimizing infant formula lipids aims to match breast milk outcomes. Recommendations cover fatty acid profiles, with further research needed on long-chain polyunsaturated fatty acids (LCPUFA) and cholesterol for infant development and long-term health.

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Area of Science:

  • Nutritional Science
  • Pediatric Nutrition
  • Biochemistry

Background:

  • Human milk lipid composition serves as the benchmark for infant formula design.
  • Significant differences exist in lipid digestion and metabolism between breastfed and formula-fed infants, impacting fatty acid bioavailability.
  • Current infant formulas require optimization to better mimic the benefits of human milk.

Purpose of the Study:

  • To review and recommend optimal lipid content and fatty acid composition for term infant formulas.
  • To identify knowledge gaps and areas for future research in infant nutrition, particularly concerning lipids.
  • To guide the development of infant formulas that promote growth and development comparable to breastfed infants.

Main Methods:

  • Literature review focusing on human milk lipids, infant digestion, and metabolism.
  • Analysis of existing recommendations for infant formula lipid composition.
  • Identification of research needs based on current scientific understanding.

Main Results:

  • Specific recommendations are provided for key fatty acids in infant formula, including lauric, linoleic, alpha-linolenic, long-chain n-3 and n-6 polyunsaturated fatty acids, and trans fatty acids.
  • Identified critical areas for further research, including the long-term effects of structured lipids, LCPUFA (long-chain polyunsaturated fatty acids) metabolism at the organ and cellular level, and the role of cholesterol.
  • Highlighted the need for large-scale randomized trials to assess the functional effects of LCPUFA supplementation and the relationship between infant diet and cardiovascular disease development.

Conclusions:

  • Further research is essential to refine infant formula lipid profiles, particularly regarding LCPUFA and cholesterol.
  • Optimizing infant formula requires a deeper understanding of lipid metabolism and long-term health outcomes.
  • Future studies should focus on functional effects, safe and economic LCPUFA sources, and the link between infant diet and cardiovascular health.