Skin and hair issues. So please help.

All, My issue is I am facing severe issue with pimples ,scares and pores on my face.And I'm unable to go out with that,And even I'm getting grey hair all over the head and hair fall as well.I stopped all the chemicals to apply on hair.And now even though I am taking care of my hair my applying oil before going to shower,even though I am having the same issue.and one more I got some grey hair on my beard lines.And my daily lifestyle would be morning I will have almonds of 6 which is already soaked in water before night.After that I have muesli with milk and then for afternoon I have chapatis with carrot and cucumber and dal .In the snacks time I have sprouts and for night I have pulkas around 4 in quantity.and I drink 4-5 litres of water daily and sleep for around 8-9 hours.And daily I go to gym in the evening for 2 hours and workout.so I am not understanding what would be the issue.And I am getting doubts may be due to because of hormonal imbalance or thyroid issues.so please help.