Muscles are built in kitchen and not in the gym!!!
So first get yourself a proper dietician to have a good healthy protein, healthy carb and healthy fat diet.
In exercises what matters is regularity and medium intensity for at least 3 -4 days in a week. Focus on core training and safer exercises.
Next Steps
follow it for 3-6 months.you can take commercial protein supplement with your healthy diet but remember it is the food which you eat.
Health Tips
don't take any hormones or even steroids. it is potentially harmful when they are withdrawn from the body.long term usage has many side effects and creates dependency.
Don't waste your life is the gym.There is more to life than just build your body!