Breastmilk is light and not thick, which may be related to the fat content, water intake or other reasons, it is recommended to go to the hospital and follow the doctor’s instructions for examination and treatment. 1. Fat content: Breastmilk is usually divided into colostrum and mature breastmilk, in the initial period after a woman has just given birth, breastmilk is usually light and not thick, mainly because of its relatively low fat content, which will be alleviated later with the maturation of breastmilk, and does not usually require special treatment. 2. Drinking water: If women drink relatively more water in the near future, the milk may be diluted, and then appear light and not thick, it is recommended that breastfeeding women to reduce the daily intake of water, to avoid the milk is too thin to cause the baby anorexia, the application of the supply of poor conditions. There may be other reasons why breastmilk may not be thick, so it is recommended that you go to the hospital in time for a complete examination to determine the cause of the problem and then give targeted treatment or therapy.