If you’ve been hunting for a serum that is rich in plenty of vitamins, then PRRETI: Nourishing Multi Oil Serum would be a good choice for you! It contains nourishing ingredients like Mushroom, Avocado Oil, Sunflower Seed Oil and Jojoba Seed Oil extracts to deliver excellent hydration for healthier and revitalized skin. This oil serum also contains K-beauty’s favorite brightening ingredient, Niacinamide, to give the skin radiance and to strengthen the skin barrier.It is best to use PRRETI: Nourishing Multi Oil Serum at night before bed.Step 1: After cleansing and toning your skin, use the dropper to squeeze out 2-3 drops of the oil serum on the palm of your hand.Step 2: Apply an even layer of the oil serum all over your skin. Once applied, gently pat the skin for optimal absorption.Step 3: Complete the rest of your skincare routine with a moisturizer or an overnight sleeping mask.