For mature women, adipose tissue is the main part of breast, accounting for nearly two-thirds of the volume, and the decision of breast size is still in the hands of adipose tissue.
If the breast fat content is 10 and the forearm fat content is 4, both of them are reduced by 10%. Of course, 1 is easier to observe than 0.4.
Let's talk about thin face first. It may be that there is more facial fat. In proportion, natural facial fat loss will be quite conspicuous. What's more, the face is the most concerned part, and people are naturally more sensitive to its fatness.