People often think the eating of all fats and oils is bad, this is a big misconception. Check out this article for some real sound advice. Fun Fat Facts; around 30% if your total caloric intake should be from fats and oils. Like all nutrients the amount of fats and oils one should have is based on total body weight and lean body mass ( the weight of your body with out any fat). Perfect percentages of body fat for women is 25% and for men it is 17%.