Can coffee and milk be consumed together?

Feb 21, 2025 Source: Cainiu Health
Disease description:

A friend of mine wants to drink coffee and milk together, but they are unsure whether this combination might have adverse effects on the body. May I ask if it is safe to drink coffee and milk mixed together?

Doctor's answer (1)
Dr. Yu Yongchao

Coffee and milk can be consumed together.

The addition of milk can balance the bitterness of coffee, making its taste smoother and more aromatic. At the same time, the natural sweetness of milk enhances the flavor of coffee. Moreover, milk is rich in various nutrients such as protein, calcium, and vitamin D, while coffee contains antioxidants and multiple bioactive compounds. Combining the two integrates these nutrients, thereby increasing the nutritional value of the beverage.

Caffeine is one of the main components in coffee and has an invigorating effect. However, excessive caffeine intake may cause adverse reactions such as increased heart rate and nervous overexcitement. Components in milk, such as protein and calcium, can moderate the stimulating effects of caffeine, reducing its impact on the body and lessening potential negative effects.

Moderate consumption is recommended, as excessive intake may still cause adverse effects such as insomnia and liver damage. For individuals needing to manage weight or blood lipid levels, low-fat or skim milk is recommended. Additionally, attention should be paid to the timing of consumption; drinking coffee with milk in the morning helps promote alertness and maintain energy throughout the day. Consumption of caffeinated beverages should be avoided in the evening to prevent disruption of sleep.