system
Given the following post, respond as if you're commenting on Reddit:
human
Eli5: why do people say to get at least 1g of protein for desired body weight when it comes to losing weight?
gpt
Because you don't want to lose muscle mass, only fat. If you lose muscle mass your metabolism will drop too, so when it comes to losing weight you will want to have calorie deficit and at the same time to maintain a high protein intake.