As acne prone people, the last thing we ever want to do is put something on our face that can cause acne or clog the pores.
And it’s not just synthetic chemicals that can do that… some natural substances can as well.
And that’s why we have this handy dandy tool called the comedogenic scale.
What Is the Comedogenic Scale?
First of all, comedogenic means that a given substance, when applied to the skin, will create a “comedone” in the pore.
In plain English, it means it clogged it. And, of course, clogged pores can then lead to acne.
Now, the comedogenic scale is simply a scale of 0 – 5 in which a given substance is rated on how likely it is to clog your pores.
0 means it almost certainly won’t. 5 means it almost certainly will. A 0 – 2 rating is generally considered pretty safe.
There are different iterations of this list of comedogenic ratings around the internet. You may have seen them already. Here’s one. Here’s another one.
Using this handy list, you are now able to check which ingredients you are considering putting on your skin, and determine with (what you assume to be) cutting accuracy on whether your skin will come out lovely or worse than a pepperoni pizza.
But… the question is… what are these lists really based off? What science experiment determined what was comedogenic or not?
And more importantly, how accurate is it? Should the list be your holy grail or not? [Read more…]