Colorful Packaging, Hidden Dangers: The Push to Regulate Vape Aesthetics Vaping propylene glycol and vegetable glycerine may lead to lung inflammation Can fruit flavored nicotine vapes be safe despite their appeal to kids? , , The FDA recently granted approval for a company to market mango, blueberry, and menthol flavored vapes, despite concerns English school children unwittingly smoking spice spiked vapes, finds University of Bath