How can i get sample size shampoo bottles?

i have itchy scalp.I tried giovanni, selsun blue.but all waste of money.Al the big bottles i purchased are of no use to me now :(


now i want to try neutrogena, but m scared.


In major drug stores, i don find small bottles fr every brand.How can i get sample size shampoo bottles?
Try going to the products web site and they may send you a free sample.How can i get sample size shampoo bottles?
If you mix a little baking soda with your regular shampoo or a shampoo you have already bought it will really help the itching!
My local Walgreens has travel size bottles in a variety of items as does Walmart.