Table 1.
Classification of electronic cigarette liquid flavors.
| Flavor categories and subcategories | List of specific flavors | |
| Fruit | ||
|
|
Berry | Wildberry, currant, blackcurrant, blackberry, grape, raspberry, blueberry, strawberry, etc |
|
|
Tropical | Mango, lychee, guava, passion fruit, pineapple, etc |
|
|
Citrus | Grapefruit, lime, orange, lemon, etc |
|
|
Melon | Cantaloupe, honeydew, melon, watermelon, etc |
|
|
Mixed fruits | Mango apricot, apple melon, nana berry, etc |
|
|
Others | Pomelo, papaya, apricot, dragon fruit, pomegranate, cucumber, kiwi, pear, cherry, peach, coconut, banana, apple, etc |
| Sweets | ||
|
|
Dessert | Mochi, pie, waffle, donut, mixed, cake, s’more, muffin, ice cream, cream, custard, macaron, granola, pastry, meringue, bread, cheesecake, cookie, etc |
|
|
Candy | Lollypop, mixed, jelly bean, gummy bear, cotton candy, marshmallow, bubble gum, chocolate, etc |
|
|
Others | Cereal, honey, caramel, etc |
| Beverage | ||
|
|
Coffee | Latte, mocha, cappuccino, espresso, coffee |
|
|
Tea | Chai, tea, etc |
|
|
Juice | Limeade, lemonade, apple juice, etc |
|
|
Milk | Yogurt, milkshake, milk |
|
|
Soft drinks | Cola, coke, soda, etc |
|
|
Others | Energy drink, smoothie, etc |
| Tobacco | ||
|
|
Tobacco | Classic tobacco, Virginia tobacco, cigar, etc |
| Menthol or mint | ||
|
|
Menthol | Menthol |
|
|
Mint | Mint, peppermint, spearmint |
| Mixed | ||
|
|
Mixed | Fruit + mint, fruit + sweets, fruit + beverage, fruit + beverage, sweets + other, sweets + mint, sweets + tobacco, fruit + tobacco, etc |
| Others | ||
|
|
Alcohol | Margarita, whiskey, rum, bourbon, cocktail, etc. |
|
|
Nuts | Walnut, pecan, pistachio, hazelnut, almond, peanut butter, etc |
|
|
Spice | Vanilla, cinnamon, etc |
|
|
Others | Pure VGa, pure PGb, PG/VG, etc |
aVG: vegetable glycerin.
bPG: propylene glycol.