Enzymes have active sites where they come into contact with particular substrates. The catalytic properties of enzymes are a cyclic process. Once a substrate has come into contact with the active site of an enzyme, it is modified by the enzyme to form the end product.
1 Reducing saturated fat to no more than 5 to 6 percent of total calories. 2  For someone eating 2,000 calories a day thatâs about 11 to 13 grams of saturated fat. 3  Reducing the percent of calories from trans fat.
Just how many fat grams should a woman consume in a day? The amount of fat that you should be consuming each day is a controversial topic. There are some diet plans that call for more fat and others less. This is, however, generally a small difference, with studies ranging from around 30% of calories from fat to 40%.