How can this be beneficial? It is made of:
✅Citrine: This crystal carries the powers of the sun and helps to tackle diabetes with its bright and powerful energy. The energy emitted from this crystal proves to be very energizing for diabetic patients as it promotes healthy function of metabolism, pancreas, spleen, etc. 
✅Sodalite: This is one of the most important stones to be kept with you if you wish to keep diabetes in check. The healing powers of sodalite help to cleanse the toxins out of your body and prevent erratic levels of insulin
✅Seraphinite: Seraphinite is a crystal that emits healing vibrations that can cure ailments like diabetes.
✅Pink Opal: Pink opal helps with self-healing and rejuvenates the body and mind
It is advised to seek doctor's advice for the treatment  of diabetes. But this bracelet can help in controlling  it .