If you suffer from deficiency, Biotin supplements are the best. Try for 5 mgs, there is a great brand called Nourkrin.
Along with that, you can try this new hair serum called Mintop Eva by Dr. Reddy laboratories, it has a great ingredient profile and promising data.
Hope it helps.
Next Steps
be patient as it takes almost 3 months for your hair to get properly nourished and grow back
Health Tips
you may experience a sudden loss of hair after 2 weeks into the treatment which is normal, in other words it is the medicine trying to get rid of damaged hair to allow nourished hair to grow.