2. Taboo about bathing with grapefruit leaf water: After the grapefruit leaves are boiled in water, the fragrance will float all over the room, and the water boiled with grapefruit leaves will also show a faint green color and give off a quiet fragrance. After people take a bath with this water, it will also bring a faint grapefruit leaf fragrance. Maybe this is what the ancients said. However, you should also pay attention to taking a bath with grapefruit leaves. First of all, don't put too many grapefruit leaves. Grapefruit leaves are too many, and the fragrance is too strong, but it is not good. Secondly, in order to avoid reducing the efficacy, people who are taking medicine are not advised to take a bath with grapefruit leaves, and people with cold constitution should not take a bath with grapefruit leaves for too long, so as not to have a negative impact on their health.