7 things white hair at early age indicate 

Genetics plays a significant role in premature graying. If your parents or grandparents experienced early graying, you are more likely to as well.

High levels of stress, whether from work, personal life, or other factors, have been linked to premature graying. 

Deficiencies in certain vitamins and minerals, such as vitamin B12, vitamin D, copper, and iron, can lead to premature graying. 

Some medical conditions, such as thyroid disorders, vitiligo, and certain autoimmune diseases, can be associated with premature graying.

Smoking and exposure to environmental pollutants can cause oxidative stress, which can contribute to premature graying of hair.

Unhealthy lifestyle choices, such as a diet high in processed foods and low in nutrition, can impact hair health.