I am 5'5 female 127. I'm 25 yrs. I'm currently I'm bikini competition. I'm in a low carb diet witch i eat.

Breakfast
5oz egg whites

2nd meal
4 oz chicken
4oz sweet potato
1/2 cup green veggies

3rd meal
3 oz egg whites

4th meal
3oz egg whites

5th
4oz chicken breast
1/2 cup veggies

6 meal
Same at 5th

I boil everything no salt added just MR Dash.
I drink a gallon of water a day.

I do 30. min of fasted cardio in AM and 1 hour in the evening and lift after evening cardio 6 times a week.

I been doing this for the passed 3 months, but I don't see much improvement, I'm wondering if I'm doing something wrong?