Soaking feet in itself can't lose weight, but choosing appropriate herbs can help promote metabolism, detoxify and eliminate edema, and these factors are all helpful to lose weight and improve body shape. Here are some herbs suitable for soaking feet to lose weight:

1. Ginger: Ginger may be very helpful in fixing the ankle. Ginger helps to stimulate blood circulation and metabolism, and reduce edema and leg obesity.

2. Coix seed: Coix seed can promote metabolism and help treat edema and lose weight.

3. safflower: safflower helps to eliminate water and edema in the body and reduce obesity.

4. Tea: Tea is rich in caffeine, which can promote fat burning and help to lose weight.

5. Peppermint: Peppermint helps to promote blood circulation and eliminate edema, and can reduce body fat.

It should be noted that foot bathing cannot replace moderate exercise and a balanced diet. To lose weight, we need to adhere to scientific methods of losing weight, combined with proper diet and exercise, in order to really lose weight and gain a healthy weight.