As winter approaches, washing your hair every day becomes a nightmare. It takes longer for the hair to dry and it is easier to catch a case of cold.

So if you’re someone with really dry hair or skin ... has a few bottles in rotation, I know shampoo can get expensive. Below, I’ve noted how many ounces of you get for the cost of the shampoo ...

But that’s only the tip of what can cause dry hair—bleaching, overusing dry shampoo, heat styling, even the environment can leave strands dull and thirsty. And just like adding an eye cream ...

For under $2, you can get 15 oz. of volume-inducing shampoo ... which may help strengthen the hair. Plus, this shampoo has an overall rating of 4.6 out of five stars on Amazon with reviewers ...