- Butterfly pea flowers contain a lot of bioflavonoids, which help reduce hair fall, stimulate hair growth, and prevent your hair from greying. - It’s a fact that butterfly pea flowers have a claiming effect on the human body. So it can reduce or help you cope with stress. - Butterfly pea flowers are rich in antioxidants, which is amazing for health. These antioxidants protect you against free radicals which cause aging. Therefore, this drink promotes aging gracefully.