Hi dear i read ur problem of greying of hair .you nicely tell about ur height ,weight, feeding habit.U also tell that ur beared is also greying.In my view first u dont tell that u early life uses hair colour or not. In MY VIEW FIRST OF ALL TAKING SOME PRECAUSTIONS- 1- TAKE 10-12 GLASSES OF WATER IN UR LIFE STYLE. 2-U TAKE COCONUT OIL MIXED WITH ALMOND OIL AND DOING MASSAGE ON THE ROOTS OF HAIRS .THIS PROCESS DOING FOR 15-20 MIN DAILY TWICE IN A DAY. 3-APPLY CURD ON UR HEAD FOR 15 MIN WHICH WILL REMOVE THE DANDRUFF FROM THERE. 4- TAKE ONE TEASPOON AMLA CHURANA(EMBLICCA OFFICINALIS) WITH MILK. 5- ALSO USE MAHABHRINGRAJ TELL ON UR HEAD TWICE A DAY. 6-STRESS IS AN CAUSE OF GREYING OF HAIR SO U CAN USE PRAYANAM IN EARLY MORNING .THAT WILL.BE MOST BENEFICIAL FOR U. 7-U CAN TAKE JATAMANSI KASAYAM 40 ML BD BEFORE MEAL .THAT WILL MAINTAIN UR BRAIN COOL. 8-TAKE OF RICH PROTEIN DIET, BIOTIN, ZN THATS WILL DECREASES UR GREYING PROBLEM DEFENETILY. 9-U TAKE BADDAM ROGAN OIL AND 2 DROPS OF THIS OIL DAILY INTO THE EACH NOSTRIL AFTER RISING THE SUN. 10-U UR HAIR FALLEN THAN TAKE CALCIUM OR CALCIUM RICH DIET IN UR LIFE STYLE. 11-APPLY PASTE OF AMLAA ON UR HAIR FOR 30 MIN THAT WILL PROVIDE NURTION TO UR SCALP. 12-THE CAUSE OF UR PROBLEM THAT THE DEREASING MELENIN PRODUCTION DUE TO ITS DAMAGE. SO UR USING FOLLOWING THING WHICH R DESCRIBED ABOVE . I HOPE U WILL BE FREE FROM GREYING OF HAIR PROBLEM. THANKS FOR QUERY. PLESE TELL UR FOLLOW UP TO ME. I WILL BE WAITING OF UR FOLLOW UP. GOOD DAY DEAR