SUGAR CRAVINGS

how do i stop i can never go on a day without sugar!!! i'm literally obessessed like today i know i had a whole chocolate bar so the calories were really high and i had a whole one cause i decided not to eat tacos so i can eat a whole chocolate bar and its just so hard😭😭😭 i've also been trying to lose weight and its just not working out good, and it sucks so bad i've gain so much from eating sweets..