It is possible in theory, but in practice it depends on individual differences.

Yoga itself is a sport that requires muscle strength. For thin women, thin muscles are easy to strain. On the contrary, doctors advise some women who are too thin to do yoga after some basic strength training.

Losing weight mainly depends on consuming calories, and the most effective means of losing weight are scientific diet control and effective exercise. Therefore, unless it is some special yoga practice such as bikram yoga, it is difficult to lose weight in a short time by practicing yoga. Many people don't lose much weight after practicing yoga, but their body composition structure is better than before, which is the ultimate goal of yoga to lose weight.