Good to eat healthy foods most of the time.
The following are of paramount importance:
(A) Keeping body weight of BMI of more than 18.5 and less than 23.
(B) Taking (before 2359 hour daily) multivitamins, vitamin C 1000 mg, B-complex 100, Biotin 10000 mcg.
(C) 6 to 8 hours of sleep daily .
(D) 5 cups or 1 litre of plain water daily .