Hii Canities or premature graying cant be reversed fully though we can prevent further greying
Greying occurs due to various causes
1. Genetic
2. Deficiencies of certain
vitamin
3. Inadequate diet
Dandruff can be managed effectively via shampoos And topical medicines depending upon the extent
Kindly consult online with proper pics and history
Next Steps
Consult a dermatologist for proper evaluation and guidance