This is true across multiple venues and pieces of scholarship.
See this video clip from June, 2018’s #Food4Thought18 in this blog post: Photo Friday: Narrative Art and Exploding Myths in the era of Diabetes Reversal
Zoe Harcombe, PhD (@ZoeHarcombe) is an international expert on the data and science and scientific techniques connected to our current dietary guidelines, which many experts admit are not conducive health when pressed:
#Food4Thought18 Boom. Walter Willett @HSPHnutrition lowers the curtains on the low fat diet. As @zoeharcombe showed, Evidence didn't support it, long term impacts weren't understood. Wish we would have known sooner…
This paper diligently answers the question that the USDA is asking for the 2020 guidelines. See this post for more information:
Zoe’s paper is a great read, highly recommended.
The USDA and HHS asked for public comments in response to the following question: ‘What is the relationship between saturated fats consumption (types and amounts) during adulthood and risk of CVD? The answer is that there is adequate evidence of no relationship between saturated fat consumption during adulthood and actual CVD outcomes. There is also strong agreement from robust meta-analyses of no relationship between saturated fat consumption and: total mortality; CVD mortality; fatal MIs; non-fatal MIs; strokes; CHD mortality or CHD events.Harcombe Z. US dietary guidelines: is saturated fat a nutrient of concern? Br J Sports Med [Internet]. 2018 Aug 14;bjsports-2018-099420. Available from: http://bjsm.bmj.com/lookup/doi/10.1136/bjsports-2018-099420