According to the symptoms you described, there may be many reasons for this situation. It is suggested that further analysis should be combined with other inspection results.

Suggestion: emaciation may be due to the disharmony between the spleen and stomach, or it may be due to the high metabolism of the body itself, or it may be that the special ectodermal constitution is difficult to gain weight. It is suggested to adjust diet, eat less and eat more meals, strengthen exercise, ensure the intake of protein and sugar, and eat some foods that strengthen the spleen. Is it helpful to try it for a while?