My scalp was so itchy, but now it's completely better. I use this product twice a week, so the bottle lasts forever. I am completely flake free. I was a part of a scientific experiment on brain waves several days after I started using it, and I was really self-conscious when the proctor had to dig around on my scalp to attach electrodes, but he commented, "Wow, you don't have any dandruff. I did a girl yesterday who had a lot, and it was disgusting." — — Now I'm a believer, and I don't mind it when people touch my hair or see my scalp up close! —… read full review »