How much do you weigh? How much muscle mass do you have? If you are 200 pounds then you should be taking at least about 7 grams a day. It is just as incorrect to say everyone needs 5 grams a day as...
I think it is as inaccurate to say everyone only needs 5 grams a day max as saying that everyone only needs 2000 calories a day. In other words, someone who weighs 250 pounds and is pure muscle...