1. It has only a slight relation to its rancidity . 2. These mostly result from hydrogenating oils or fats to stabilize them and reduce rancidity . 3. And again by User : Rancidity at 07 : 28, 22 November 2006. 4. Store in the freezer to prevent rancidity . 5. This leads to the generation of rancidity . 6. The best test for autoxidation ( oxidative rancidity ) is determination of the peroxide value. 7. This process flavors the ghee, and also produces antioxidants that help protect it from rancidity . 8. Nitric oxide prevents iron from breaking down the fat in the meat, thus halting rancidity . 9. EDTA is a metal chelating agent and is commonly used in foods to prevent oxidative rancidity . 10. Antioxidant preservatives are also added to fat based cosmetics such as lipstick and moisturizers to prevent rancidity .