1. To prevent dryness!https://www.xtremerain.com/get-rid-cracked-dry-lips/
Don't forget to apply sunscreen to your lips to prevent chapped lips and winter dryness.
2. To give a plump your lips!http://uae.makeupandbeauty.com/tricks-to-make-the-lips-appear-fuller/
For plump you lips, a little peppermint oil in your lip gloss will give your lips a pumping boost.