Lime
Lime is another citrus fruit that may have anti-melanin production properties. In a small bowl, mix together:

You will need

• 1 1/2 teaspoons of fresh lime juice
• 1 teaspoon of honey
• 1 teaspoon of glycerin

How to use:-

Gently apply the mixture to your lips before bedtime. Wash your lips the next morning.

Turmeric
According to a 2010 study, turmeric may act as a melanin inhibitor. In a small bowl, mix together:

You will need

• 1 tablespoon milk
• enough turmeric powder to make a paste

Method

With a wet fingertip, rub the paste on your lips. Leave it in place for about five minutes before gently rinsing it off with cool water. After drying your lips, apply your favorite moisturizer.

Aloe vera
An older studyTrusted Source suggests a compound in aloe vera inhibits melanin production. Once each day, apply a thin layer of fresh aloe vera gel onto your lips. Once it’s dried, rinse it off with warm water.