According to the International Food Information Council, as many as 8% of Americans were on the ketogenic (keto) diet in 2020. Many use the diet for a short while to shed a few excess pounds, while others have adopted keto as a long-term lifestyle.
"Jack Sprat could eat no fat. His wife could eat no lean." This might be a modern day couple, with one spouse following a plant-based low-fat diet while the other adheres to a high-fat, low-carb regimen with generous portions of meat and dairy.
The conversation seems to be moving in a more balanced direction for whole milk-based dairy foods (i.e., milk, cheese and yogurt). While nutritional guidance has recommended low-fat and fat-free dairy foods for the past 30 years, the scientific evidence on whole milk and milk products is evolving and appears to be neutral to positive on cardiovascular and metabolic health outcomes.
Thanks to emerging studies, an ingredient like milkfat that was once taken out of food formulations due to health misconceptions is now getting appreciation.