30mg ed is the dose that it was taken at in the old days. now people take it to the exreme of 75mg and up. i must admit i did this as well, 100mg of var is amazing, you get strength rivaling almost all steroids and you don't have sides for the most part. i experienced a high level of cramping and had to quit. i think you can do very well with a low dose like 30mg ed but i would go with something like 50mg because its gonna mess with your hpta and your cholesterol at any dose so get good results out of it so it is worth it. just my 2