I also am in the test phase and i have lost three pounds in one day so far so good. I started at 173 and am down to 170. I am also 5'3 as well. I am not a active person but I have been walking now to increase this. I walk everyday after work for an hour. But so Far I really love the perscription it helps me alot. Good Luck every one and much success will post pics soon.
