Can applying heat with coarse salt help with weight loss?
Coarse salt hot compress may assist in weight loss to some extent, but it should not be relied upon solely to achieve slimming goals.

Through its warming effect, a coarse salt hot compress can improve local blood circulation and accelerate metabolism, thereby offering some relief for localized edema and fat accumulation. It can help eliminate excess water and toxins from the body, thus reducing body weight temporarily; however, this effect is usually short-term and does not directly reduce the number of fat cells.
It is important to note that the coarse salt hot compress method for weight loss requires long-term commitment to achieve results. The duration and temperature of the hot compress should be moderate. Generally, it is recommended to heat the coarse salt to 40–50 °C, wrap it in a cloth bag or towel before applying it to the skin, to avoid burns. After the hot compress,保暖 (keep warm) to avoid catching a chill. Weight loss should be combined with exercise and dietary adjustments, as it is not advisable to rely solely on coarse salt hot compresses to lose weight. Weight loss should incorporate physical activity and dietary modifications.
In daily life, it is recommended to combine scientific dietary control with regular physical exercise and maintain good lifestyle habits in order to achieve healthy weight loss.