She tried working out in the gym, but that only lasted for 2 weeks when she was made fun of by other police in the gym.
She tried all the famous diets - Keto, Atkins, Paleo, Calorie Counting, etc. But none of them worked for her. 
She tried taking dietary supplements, but, just like your doubts, they never seem to take any effects.
In Week 1, she felt a mild minty sensation from the patch. But she decided to keep going.
In Week 2, she started to get used to the patch. She found out that she’d lost 7 Ibs by just using the patch.
At the end of the month, she had lost a whopping 35 Ibs.