Azelaic acid is having a major moment.

It’s being widely discussed for concerns like uneven pigmentation, blemishes, texture, and rosacea, and at the same time, some prescription users are reporting difficulty getting hold of it.

Part of the conversation appears to be driven by viral routines pairing azelaic acid with tretinoin, which has also created a lot of confusion around how the two should actually be used together.

When it comes to combining azelaic acid with retinoids, what do you think consumers are most confused about: strength, layering order, frequency of use, or barrier tolerance?