Looking for a naturally derived ingredient to lighten your acne scars? Get your hand son Kojic Acid. The ingredient is extracted from mushrooms and is excellent in fading hyperpigmentation. It inhibits melanin production, helping fade dark spots. The versatile ingredient is rich in antioxidants and works well on its own or can be paired with your existing serum. Make sure you slowly introduce the ingredient into your skincare regimen to avoid any irritations.