- Propylene glycol is a synthetic, colorless, odorless, tasteless liquid that belongs to the same chemical class as alcohol.
- It should not be confused with the toxic substance ethylene glycol.
- It helps preserve moisture as well as dissolve colors and flavors. It is also used in some medications, cosmetic products, antifreeze and other industrial products.
- Propylene glycol is a substance commonly used as a food additive or ingredient in many cosmetic and hygiene products.
- It has become controversial since it is also an ingredient in antifreeze.
- It is a colorless, odorless, slightly syrupy liquid that is a bit thicker than water.
- Propylene glycol is sometimes confused with ethylene glycol, as both have been used in antifreeze due to their low melting points.
- Propylene glycol is commonly found in many packaged foods, such as drink mixes, dressings, dried soups, cake mix, soft drinks, popcorn, food coloring, fast foods, bread and dairy products.