Use a balm: To begin with use a balm preferably with sunscreen on your lips. It should be colorless. The balm make your lips dry which removes dead skin. Remove the excess balm after 10-15 minutes of application.
Use a primer: It is important to use a primer as it helps the lipstick or the lip gloss to stay on longer and prevent it from rubbing off. You can also use a lip concealer with a drop of foundation to hide the lines on your lips.
Use a lip liner: You can use a lip liner to enhance the shape of your lips. The lip liner is helpful to emphasise the natural curve of your lips. You should draw the line on the lips outline don’t go beyond that, highlight the natural shape of your lips. Use nude colors like light pink as lip liner.