Suffering from thinning hair try this: Therapeutic essential to stimulate hair growth Rosemary Essential Oil. In Ancient Egypt, rosemary oil was combined with other oils like sweet almond oil, fir oil & castor oil to stimulate hair growth. Along with just right mix of Therapeutic Essential oils Cedarwood,Thyme,Sweet Basil,Lavender,Rosemary + a few other essential stimulating oils. (I am not doctor so can only pass on what others have tried and worked for them so we can no other claims u e be judge.) Massage this onto your scalp and cover it with a warm towel to trap the heat. You can apply this as an overnight scalp treatment and rinse off well the next morning. Can also apply during day and wear covered to keep in the heat. But we are not doctors so we can make no claims other then what extensive research i have done and what other tell us. Cheaper to buy refill & roller combo SAVE $50.00 Any statements on some products not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.