Consult an doctor for proper cause behind premature graying of hair , it may be due to improper lifestyle it includes late night awakening, taking junk food regularly, increased screen time on mobile or laptop due to your profession, etc improve your lifestyle it will help to reduce graying of hair and avoid causes as i mention.
Next Steps
Start Amlaki Rasayan Tab and Nilibringadi oil for local application
Health Tips
Consult Doctor Before Starting Any Medicine.