Propylene glycol (PG) is the vape ingredient they say is antifreeze. Not true. The ingredient in antifreeze is ethylene glycol.
Here is a 2025 article from Dr. Sean O’Keefe, food science professor at Virginia Tech.
www.bestfoodfacts.org
As he points out, propylene glycol is in
Frostings
Candies
Baked goods
Prepared foods
Vanilla and almond extracts
Food coloring
Pharmaceutical products
Cosmetic products
Personal care products
PG is safe to consume.
There are other sources of this research available out there too.
Here is a 2025 article from Dr. Sean O’Keefe, food science professor at Virginia Tech.
Is Propylene Glycol the Same As Antifreeze? | BestFoodFacts.org
In a previous post about propylene glycol, we looked into questions about antifreeze chemicals present in food, which Dr. Sean O'Keefe, food science
www.bestfoodfacts.org
As he points out, propylene glycol is in
Frostings
Candies
Baked goods
Prepared foods
Vanilla and almond extracts
Food coloring
Pharmaceutical products
Cosmetic products
Personal care products
PG is safe to consume.
There are other sources of this research available out there too.
