Member exclusive Q&A: What’s a cosmeceutical? What’s an active? And how much can we use of these things in combination? Part six – analyzing another formula (updated)

We’ve been taking a look at cosmeceuticals trying to answer the question – how much is too much when it comes to using or combining cosmeceuticals. Previous posts in this series: What’s a cosmeceutical? Part one – definitions What’s a cosmeceutical? Part two – categories What’s a cosmeceutical? Part three – things to consider when…