Cardiovascular disease

Saturated Fat is Not Bad for Your Heart, Dietary Guidelines Are Bogus

by Mike Mutzel


Studies suggest that the link between saturated fat consumption and heart disease may not be as straightforward as once thought, and that other factors, such as the overall diet and lifestyle, may play significant roles. In today's show we dive into these details.




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Study Mentioned

Souza, R. J. de et al. Intake of saturated and trans unsaturated fatty acids and risk of all cause mortality, cardiovascular disease, and type 2 diabetes: systematic review and meta-analysis of observational studies. BMJ : Br. Méd. J. 351, h3978 (2015).

Harcombe, Z. et al. Evidence from randomised controlled trials did not support the introduction of dietary fat guidelines in 1977 and 1983: a systematic review and meta-analysis. Open Hear. 2, e000196 (2015).


Time Stamps

00:00 There is no evidence that a low saturated fat diet improves or reduces cardiovascular disease.

03:10 Trans fats are problematic.

05:30 Government dietary advice initially focused on reducing fat and saturated fat consumption.

07:15 Randomized control trials done before government recommendations showed no statistical difference in mortality.

09:30 The control group in the Rose Corn Oil Study had a lower death rate than the intervention group.

11:50 Mean serum cholesterol levels were higher in the intervention groups but did not result in significant differences in cardiovascular disease or all-cause mortality.

14:00 At the time dietary advice was introduced despite having no evidence to support it.

15:30 More than 600,000 people die from cardiovascular disease every year.


  1. I’m sure you have gathered some convincing evidence, however you speak so fast, it is therefore difficult to take on and absorb the information you present. So I abandoned the podcast and decided to read through the notes instead.

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