The main reasons for freckles on the face are as follows:

1. Genetic factors: The important reason for freckles is autosomal inheritance.

2. Endocrine disorders: Endocrine disorders often lead to unstable emotions, which can easily cause the formation of spots and affect the production of melanin.

3. External irradiation: When the skin is exposed to too much sunlight, the epidermis will produce more melanin particles.

Conditioning methods:

1. Eat light, do not eat greasy and spicy food, and avoid foods with dark pigments, such as black rice and black fungus. , black sesame seeds, red cabbage and other salty foods that contain a lot of dark pigments, such as salted fish, pickles, soy sauce, etc., as well as chocolate, coffee, tea, etc.

2. Ensure adequate sleep every day ! Develop good work and rest habits

3. Replenish water and protect yourself from the sun, maintain the most basic eating habits, and eat less foods high in pigments such as chili peppers, seafood, soy sauce, etc.

4. Maintain a good mood , exercise more