Full fat butter from grass-fed cows contains CLA, Vitamin K12 and omega 3 & 6 in healthy ratios. May help with reproduction, mental health and weight control.
Mark Sisson – Is All Butter Created Equal?
Dr Peter Attia
“But experiments over the last decade have demonstrated that people who eat as much as they want of fatty-foods, even foods rich in saturated fat like butter and lard and eggs, lose weight and improve their heart disease risk factors”
Gary Taubes Blog (not a direct quote)
” butter, and oil are all healthy parts of a low-carb diet.” Dr Eric Westman. p115
Chris Kresser – For a Healthy Heart, Stick to Butter
Dr Terry Wahls
“If you use butter — use ghee (clarified butter which removes the protein (casein) to which many have sensitivity (similar structurally to gluten). It is not hard to clarify butter. Likely YouTube has videos showing the process”