Postprandial lipid responses to an alpha-linolenic acid-rich oil, olive oil and butter in women: A randomized crossover trial
2011

Postprandial Lipid Responses in Women to Different Fats

Sample size: 19 publication Evidence: moderate

Author Information

Author(s): Julia Svensson, Anna Rosenquist, Lena Ohlsson

Primary Institution: Lund University

Hypothesis

How do postprandial lipid responses differ in women when consuming an ALA-rich oil compared to olive oil and butter?

Conclusion

The intake of an ALA-rich oil did not significantly change postprandial TAG levels compared to olive oil and butter, but it did improve the n-6 to n-3 fatty acid ratio in plasma.

Supporting Evidence

  • The ALA-rich oil significantly affected different plasma lipid fractions.
  • The ratios of n-6 to n-3 fatty acids improved after the ALA-rich oil meal.
  • Postprandial p-TAG levels were not significantly different between the three meals.

Takeaway

This study looked at how different fats affect women's blood fat levels after eating. It found that the ALA-rich oil didn't change blood fat levels much compared to olive oil and butter, but it helped balance good and bad fats.

Methodology

A randomized crossover design was used with 19 healthy women consuming three different meals containing 35 g of fat each, with blood samples collected over 7 hours.

Limitations

The study only included healthy pre-menopausal women, which may limit the generalizability of the findings to other populations.

Participant Demographics

Nineteen healthy females, aged 25-50 years.

Statistical Information

Confidence Interval

95% CI for p-TAG AUCs: ALA-oil 7.7 (6.2-9.1), olive oil 8.3 (6.6-10), butter 7.3 (5.8-8.8)

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1476-511X-10-106

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