The difference between propylene glycol and dipropylene glycol might not be clear as they are both glycol but they have a very different chemical composition and structure. dipropylene glycol is produced from propylene glycol.
Propylene glycol and dipropylene glycol are safe to be consumed and used by human and they have minimal interaction and side effects that can occur as a a result of the usage of the products that contains them as an active ingredient.
Propylene glycol and dipropylene glycol are safe to be consumed and used by human and they have minimal interaction and side effects that can occur as a a result of the usage of the products that contains them as an active ingredient.