If you need a good source of real facts about nutrition, I highly recommend nutritionfacts.org which is non profit and lead by a real expert in lifestyle medicine.
Regarding this topic checkout https://nutritionfacts.org/2016/11/22/how-a-low-carb-diet-is...
How can a post that recommends bacon as a "healthy source of fat" be taken serious, when the WHO is warning us about the carcinogenic effects of processed meat?