What should I do if my beard on the chin is turning yellow?

Yellowing of the beard and chin hair can be improved by replenishing essential nutrients, improving lifestyle habits, proper hair care, screening for underlying health conditions, and regulating endocrine function. This condition is often related to nutritional deficiencies, inadequate hair care, or overall physical health. If accompanied by excessive hair loss, skin abnormalities, or systemic discomfort, prompt medical evaluation is recommended.

1. **Supplement Nutrients**: Deficiencies in B vitamins, iron, and zinc can impair melanin synthesis. It is important to consume more lean meat, eggs, nuts, and dark green vegetables to ensure balanced nutrition and provide the building blocks necessary for melanin production.

2. **Improve Lifestyle Habits**: Chronic sleep deprivation, smoking, and excessive fatigue can damage hair follicle function. Maintaining a regular sleep schedule, quitting smoking, limiting alcohol intake, and reducing stress help create a healthy internal environment for hair follicle growth.

3. **Practice Proper Hair Care**: Frequent use of harsh cleansers or over-cleansing can harm beard hair follicles. Use gentle facial cleansers, avoid vigorous rubbing, and apply a suitable moisturizer after cleansing to protect the follicles.

4. **Screen for Health Issues**: Medical conditions such as thyroid dysfunction or anemia may cause yellowing of the beard. Pay attention to other symptoms—such as fatigue, weight changes, or pallor—and seek timely medical assessment to rule out potential health problems.

5. **Regulate Endocrine Function**: Hormonal imbalances due to endocrine disorders can affect pigment production in hair follicles. Maintain emotional stability, engage in moderate exercise, and avoid prolonged anxiety to support hormonal balance.

In daily life, avoid frequent trimming or pulling of the beard to minimize physical damage to hair follicles. Keep the chin area clean and dry to prevent sebum buildup and follicle blockage. Adhere to a healthy diet and consistent sleep routine to continuously support hair health.