1. Replenish energy: Buttered tea is rich in fat and calories, which can provide energy for the body and is suitable for drinking in extremely cold areas or cold seasons.

2. Improve digestion: Buttered tea contains a lot of fat and calcium oxalate, which can promote gastrointestinal peristalsis and relieve constipation.

3. Keep healthy and keep out the cold: In the alpine region, buttered tea can also keep healthy and keep out the cold, which can alleviate the discomfort caused by altitude sickness and cold.

4. Improve immunity: Buttered tea is rich in caffeine, which can improve human immunity and resist diseases and infections.

5. Improve mood: Buttered tea has a unique fragrance, which can soothe the nerves, improve mood and relieve stress and fatigue.