When a mother breastfeeds her baby, she will accelerate the decomposition and metabolism of stored fat in her own body, which has a certain effect of assisting in weight loss. Breastfeeding mothers in order to ensure the normal secretion of milk, the diet will generally consume high-fat, high-protein, high-calorie food, this situation will affect the effect of weight loss through breastfeeding. Breastfeeding mothers are not able to diet excessively, such as excessive dieting will lead to a decrease in milk secretion, or insufficient fat, protein and other nutrients in the milk, affecting the baby’s feeding. Breastfeeding mothers just need to pay attention, do not eat too much greasy food and sweets, start to move the body appropriately, long-term adherence can make the weight loss naturally.