how much should botox cost here?? getting ripped off?

salam. so i want to get botox for my forehead (the lines r getting bad lol) but the prices are allll over the place one clinic quoted 2500 aed and another one said 1200 for basically the same area?? why is it so different someone on a forum said skin111 is good and also lucia clinic but i havent been to either also apparently some places use korean botox thats cheaper... is it safe tho? i dont wanna save money and end up with a frozen face 😂 any recommendations for first timer? i just want subtle not obvious