1. Relieve dysmenorrhea: Saffron has a good effect of promoting blood circulation and removing blood stasis, which can relieve dysmenorrhea and irregular menstruation.

2. Regulate mood: Crocus sativus has sedative and antidepressant effects, which can relieve mood swings, anxiety and other problems.

3. Improve sleep: Saffron contains a variety of sedatives and neurotransmitters, which helps to improve sleep quality.

4. Improve skin: Crocus sativus has certain antioxidant and moisturizing effects, which can improve skin quality.

However, crocus soaking in water also has certain taboos:

1. Pregnant women and lactating women should not eat saffron.

2. People with hemorrhagic diseases should not eat saffron.

3. Individuals may be allergic to saffron. If allergic reaction occurs, stop using it immediately.

4. Improper storage or excessive drinking of saffron may lead to toxic reaction, so it should be drunk in moderation.