Fact-check Friday: Do Stridex products have the right pH to work?
Note: This information is not quite correct. There’s some evidence to show that the pH of salicylic acid products isn’t that important to how well they work – for a longer explanation check out this post on pH and AHAs and BHAs. ——————————- Stridex “in the red box”, manufactured by Blistex, is a cult product that’s worthy of the hype …