Non-fat is a term used to describe a product with no or low amounts of fat. However, there are several synonyms for the word non-fat that you can use to describe such products. "Fat-free" is a commonly used synonym for non-fat, referring to food products with less than 0.5 grams of fat per serving. Another synonym is "low-fat," which describes food products containing less than 3 grams of fat per serving. Additionally, "skim" refers to milk that has had all its fat removed, resulting in a non-fat option. "Zero-fat" and "lean" can also be used as synonyms for non-fat to suggest a reduction in fats. Therefore, choosing the right synonym will help you communicate the non-fat attribute of a product more effectively.