Upper lip discoloration or darkness is found just above the upper lip line. Many smokers have it, those prone to hyperpigmentation, pregnant women (called pregnancy mask or melasma), those using photosensitive cosmetic creams (retinol).
TIP: If you are prone to hyperpigmentation then try and stay out of the sun as this will exacerbate your condition.
Daily Routine - Step 1 - Cleanse
Cleanse as recommended in the section for your SKIN TYPE (Oily/Dry/Combination).