Azelaic acid is a tyrosinase inhibitor, which means it helps to even out your skin tone and prevent and treat hyperpigmentation due to conditions like melasma, Westbay told us. It can also lighten post-inflammatory hyperpigmentation from acne including dark spots (which are most often seen in people who have darker skin tones), and red scars (most commonly seen on fair skin tones), according to Westbay. It does so by acting as an inhibitor of tyrosinase, the enzyme responsible for making melanin.

A very cool property of azelaic acid is that it has an antibacterial effect, which works against multiple bacteria including acne-causing, P. acnes.SuperSolutions 10% Azelaic Acid Serum a fast-absorbing, non-pilling serum formulated with 10% Azelaic Acid to help reduce the appearance of redness, giving the skin a more even complexion. Instantly soothes and calms skin that feels irritated. Without knowing the exact concentrations in both products (only The Inkey List has disclosed concentration information for theirs), or something actually quantifiable regarding collagen stimulation results, it's impossible to declare a true winner here—especially since it will differ greatly from person to person. NB: I can show you how to never have acne again. If you have acne and want it gone, read this message.

Though both brands offer loads of different skincare products, let's be honest, we're all here for the best-selling serums. So let's dive straight in! Acne, Rosacea, and redness all have one thing in common - Inflammation. Inflammation is a natural defence mechanism that our immune system initiates to protect us and our skin from foreign bodies and aid wound healing. Unfortunately, as a result of this overprotective mechanism and the increased blood flow to the area, swelling and redness can occur. Research suggests Azelaic Acid as an ingredient can help to reduce the appearance of this redness and calm the skin. Welcome to the long-awaited comprehensive guide to The Inkey List vs The Ordinary! It has to be said, both lines of products appear to be incredibly similar on first glance. Kitchen Appliances & Tools Home & Kitchen All Kitchen Appliances & Tools Coffee Makers Cookware Air Fryers Mixers Kitchen Gadgets Dr. Lindsey Bordone is a board-certified dermatologist and assistant professor of dermatology at ​Columbia University Medical Center. She specializes in adult general dermatology, managing all conditions of the skin, hair, and nails.Concentration: While prescription-strength products are often better than OTC versions because they have higher concentrations of azelaic acid, OTC products that have a 10% strength or lower can still be effective, our experts told us. Acne, Rosacea, and redness all have one thing in common- Inflammation. Inflammation is a natural defence mechanism that our immune system initiates to protect us and our skin from foreign bodies and aid wound healing. Unfortunately, as a result of this overprotective mechanism and the increased blood flow to the area, swelling and redness can occur. Research suggests Azelaic Acid as an ingredient can help to reduce the appearance of this redness and calm the skin.