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Azelaic acid is literally my gal, and I'm so grateful my dermatologist introduced me to her three years ago However, there's a lot of generic information about it online from people who haven't really gotten to grips with it. These are eight niche azelaic acid tips for people who really want to get down and dirty with her - from someone who's been combining a retinoid with azelaic acid for three years now and has seen it work in different ways for so many friends and family #azelaicacid #skincare #skincaretips