What happens when you inhale propylene glycol?

What happens when you inhale propylene glycol?

However, the data from inhalation exposure to propylene glycol are limited. In some individuals, exposure to propylene glycol aerosols in concentrations found in e-cigarettes has been shown to cause irritation to the eyes and throat.

Is it safe to smoke propylene glycol?

Propylene glycol (PG) is generally recognized as safe by oral, dermal or inhalation routes and has been a common ingredient in all American made tobacco cigarettes for seven decades (AAPHP website). The cartridge liquid is tobacco-free and no combustion occurs (Ruyan cartridge report).

Does tobacco have glycerin?

Tobacco manufacturers report that they add glycerol to tobacco to help keep it moist, and this is mostly via the sauce or “casing”, which is added to help process the tobacco. Glycerol is also used in the cigarette paper. Generally, the amount of glycerol present in cigarettes depends on the cigarette brand.

Is PG and VG safe to vape?

According to a 2018 study , PG and VG — two flavorless main ingredients in e-cigarettes — are toxic to cells. All of these ingredients become toxic during the vaporization process and can increase your risk of cancer, heart disease, and chronic obstructive pulmonary disease (COPD).

What is PG in e-liquid?

PG & VG are food-safe liquids that make up the bulk of an e-liquid or vape juice. PG stands for ‘propylene glycol’ and VG stands for ‘vegetable glycerine. Keep reading to find out more about PG & VG and what the different ratios in vape juices mean.

Is it OK to smoke glycerin?

While vegetable glycerin is considered to be safe for eating, drinking or applying to the skin, it has not been thoroughly assessed for safety in smoking or vaping. Flavorings and colorings are usually food-grade, but there is not enough research to determine if these are safe to inhale.

What happens if you inhale glycerin?

Inhalation of vapors at high concentration may irritate the respiratory tract. Ingestion at high dose may cause nausea, vomiting and diarrhea. Glycerol is not judged toxic in contact with skin, eyes or if swallowed.