Thx G. But my hair is oily now and I don't have dandruff, is it still good to use, I'm based in the UK and have seen Neutrogena shampoo's also I've read that low carb diets with coffee produces lots of niacin which is detremental to hair loss. lost so much hair over the last 3 months now i'm diffuse thinnig from the front and crown, i was ok before i started to get fit over summer