Yes, Dinner Lady vapes do contain nicotine. They offer a range of nicotine strengths in their e-liquids, including 0mg, 3mg, 6mg, 10mg, 12mg, 18mg, and 20mg. Their disposable vapes, like the Dinner Lady Vape Pen and Vape Pen Pro, are pre-filled with Nicotine Salts e-liquids and are available in different nicotine strengths