ANUA Azelaic Acid 10 Hyaluron Redness Soothing Serum is a topical skincare product formulated to target redness and inflammation of the skin. The key active ingredients in this serum are azelaic acid and hyaluronic acid. Azelaic acid is a saturated dicarboxylic acid that possesses antimicrobial and anti-inflammatory properties. It inhibits the growth of acne-causing bacteria and reduces inflammation by suppressing the production of inflammatory cytokines. Additionally, azelaic acid is known to normalize keratinization and reduce hyperpigmentation, making it effective in treating acne, rosacea, and hyperpigmentation. Hyaluronic acid, on the other hand, is a glycosaminoglycan that naturally occurs in the skin. It has the ability to hold up to 1000 times its weight in water, providing hydration and promoting skin elasticity. Hyaluronic acid helps to plump and hydrate the skin, reducing the appearance of wrinkles and fine lines. The pH of the ANUA Azelaic Acid 10 Hyaluron Redness Soothing Serum is formulated to be within the acidic range, which is optimal for the effectiveness of azelaic acid. The viscosity of the serum allows for easy application and absorption into the skin, maximizing its bioavailability. When applied to the skin, the azelaic acid in the serum works to reduce redness, inflammation, and hyperpigmentation, while the hyaluronic