This may be related to your excessive weight loss ... You must eat meatballs ... Children's newspapers ... Meat provides a lot of high-quality protein ... You can eat a small piece every day ... In fact, About one ... two or two ... 150 height ... the standard weight should be 45 kg ... you are too thin ... girls who lose too much weight are prone to abnormal menstruation ... 250ml is enough ... In fact, it is best to eat less toffee ... After all, eating too much sugar will still make you fat ... and there is no nutrition ... as long as/kloc a day. ......

I'm just a fresh graduate majoring in nutrition ... I made a little analysis according to your situation ... Even if I make suggestions ... I'd better listen to the opinions of experts for details ~