High content of long-chain n-3 polyunsaturated fatty acids in red blood cells of Kenyan Maasai despite low dietary intake
2011

Maasai Diet and Fatty Acids

Sample size: 26 publication 10 minutes Evidence: moderate

Author Information

Author(s): Knoll Nadja, Kuhnt Katrin, Kyallo Florence M, Kiage-Mokua Beatrice N, Jahreis Gerhard

Primary Institution: Friedrich-Schiller-University, Institute of Nutrition, Germany

Hypothesis

What is the fatty acid distribution in the diet and red blood cells of the Maasai despite their low intake of certain fatty acids?

Conclusion

The Maasai diet is rich in saturated fatty acids and low in polyunsaturated fatty acids, yet their red blood cells contain comparable levels of long-chain n-3 polyunsaturated fatty acids to those consuming higher amounts.

Supporting Evidence

  • The Maasai diet consists mainly of milk and ugali, contributing to their energy intake.
  • Despite low dietary intake of long-chain n-3 PUFA, their red blood cells have comparable levels to those consuming higher amounts.
  • The study highlights the impact of traditional diets on fatty acid profiles in blood.

Takeaway

The Maasai eat a lot of milk and maize, which gives them energy, but they don't eat much fish or other foods with healthy fats. Still, their blood has good levels of certain healthy fats.

Methodology

A cross-sectional study with 26 Maasai participants using 24-hour dietary recall and blood sample analysis.

Potential Biases

Potential bias in self-reported dietary intake and limited sample size.

Limitations

The study was conducted over a short period and may not capture seasonal variations in diet.

Participant Demographics

20 women and 6 men, aged 18-54 years, from Loodokilani, Kajiado District, Kenya.

Statistical Information

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1476-511X-10-141

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