1. Use whitening products: Choose whitening products containing whitening ingredients, such as vitamin C, fruit acid and arbutin. Insist on using it every day, which will help to reduce the pigmentation of freckles.

2. Sunscreen: The formation of freckles is related to ultraviolet radiation, so it is very important to use sunscreen. When choosing sunscreen, pay attention to choose products with high SPF index and UVA and UVB protection, and apply them repeatedly.

3. Diet: Eat foods rich in antioxidants, such as fruits, vegetables, whole grains and nuts. These foods help to reduce the damage of free radicals and help to repair and whiten the skin.

4. Daily skin care: keep the skin clean and healthy, and carry out proper cleaning, moisturizing and maintenance every day. Use mild cleansing products and don't rub your face, so as not to irritate your skin.

5. Makeup artist: Use concealer products, such as concealer or concealer pen, and gently apply freckles to make them evenly dispersed. Choose concealer products similar to skin color to avoid obvious color difference.

Please note that fading freckles requires long-term care and maintenance, and the effect may vary from person to person. If freckles are serious or the above methods are ineffective, it is recommended to consult a professional dermatologist.