Both from the perspective of nutrition and Chinese medicine, you can drink malt water while breastfeeding, but if it is used for breastfeeding, drinking malt water while breastfeeding affects the breastfeeding effect of malt. Drinking malt water while breastfeeding will not affect the quality of breastmilk and will not lead to milk dilution, so you can safely drink malt water while breastfeeding. Because it takes at least an hour for water to empty in the stomach, each feeding is usually 15 to 20 minutes. Malt is also safe when used as an herbal medicine and can be consumed by breastfeeding women to help withdraw milk. So drinking malt water while breastfeeding interferes with malt’s breast-retreating effects. When used as food, malt water is a drink made from malt. 100 grams of malt contains 307 calories, including 22.3 grams of protein, 29.6 grams of carbohydrates, 7 grams of fat, 100 milligrams of calcium and 9.9 milligrams of iron. Drinking malt water in moderation can make the nutrients in malt dissolve in water, replenish certain nutrients, which is good for health, and increase water intake at the same time. When used as a traditional Chinese medicine, malt is sweet and flat. It belongs to the spleen and stomach meridians. It moves qi and eliminates food, strengthens the spleen and opens the stomach, retires breast milk and eliminates flatulence. Raw malt is used for spleen deficiency and low food intake, milk stagnation; fried malt is used for food stagnation not eliminated, women’s breastfeeding; burnt malt is used for food stagnation not eliminated, epigastric distension and pain. Malt should not be consumed in excess as it is used to eliminate the kidneys after prolonged consumption. It is not suitable for those who have no stagnation, spleen and stomach deficiency. Where phlegm fire asthma and pregnant women, do not use. When using malt as a medicine, you need to use it under the guidance of a traditional Chinese medicine practitioner, not without authorization.