e-liquid is a physical blend of food grade or medical grade vegetable glycerin, propylene glycol, flavor and nicotine. Nicotine is a highly toxic substance, and it is contained in our common foods. It is harmless in moderate amounts, but it is addictive, while vegetable glycerin, propylene glycol and flavors may not be harmful. It is very familiar, but these substances are contained in our daily food, so e-cigarette is harmless from the perspective of e-liquid ingredients, but e-cigarette is to inhale the smoke generated by heating into the lungs, which is similar to the daily The consumption of e-cigarette is different, so the safety of e-cigarette still needs more data accumulation. E-cigarette is not suitable for anyone. It is for people who are contraindicated. Minors, pregnant women, breastfeeding women, digestive diseases, lung diseases and nicotine allergies are not suitable fo
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