The efficacy of Rose citron tea mainly includes the following aspects:

1. Help digestion: grapefruit is rich in naringin, which helps to promote gastrointestinal peristalsis, digestion and defecation.

2. vitamin c supplementation: grapefruit contains a lot of vitamin c and antioxidants, which can enhance the body's immunity and antioxidant capacity.

3. Detoxification and beauty: Polyphenols and citric acid in grapefruit can promote metabolism, expel wastes and toxins from the body, and are beneficial to beauty.

4. Regulating blood sugar: Pectin and naringin contained in grapefruit can reduce the body's absorption of sugar and help stabilize blood sugar levels.

5. Lose weight: Dietary fiber in grapefruit can increase satiety, reduce appetite and help control weight. At the same time, naringin in grapefruit can promote fat metabolism and help to lose weight.

In a word, Rose citron tea is a kind of tea beverage with delicious taste, rich nutrition and various health care functions, which is suitable for all ages.