Designing your products as a line: Shampoo – what’s in it? Surfactants
In yesterday’s post, Shampoo – how does it work?, we took a look at how a shampoo works to clean our hair. Today, let’s take a look at how one would formulate a shampoo, then at the ingredients we might find in one. So what makes a shampoo a shampoo? We want to formulate a...