COSRX Refresh AHA/BHA Vitamin C Booster Serum 30ml

Glow Up Your Complexion with Gentle, Multi-Purpose Power

The COSRX Refresh AHA/BHA Vitamin C Booster Serum 30ml is your all-in-one solution for smoother, brighter, and more radiant skin. This powerhouse serum blends exfoliating AHA and BHA with stabilized Vitamin C, offering both gentle resurfacing and visible brightening in one lightweight formula. Say goodbye to dullness, rough texture, and stubborn dark spots—this serum works while you sleep, revealing healthier skin every day. Built for those who want real results without harshness, it will level up your skincare routine in just a few drops.

Ideal for: Transforming Multiple Skin Concerns

This advanced face serum is ideal for anyone facing:

• Rough or bumpy texture
• Dull, tired-looking complexion
• Uneven skin tone and post-acne marks
• Stubborn dark spots

Its gentle nature makes it safe and effective for all skin types, especially combination, oily, and blemish-prone skin. If your skin often feels uneven or appears lackluster, you’ll appreciate how efficiently it targets both tone and texture.

Can be Used for: Versatile, Nightly Renewal

The COSRX Refresh AHA/BHA Vitamin C Booster Serum 30ml is designed for:

• Daily evening use for total skin rejuvenation
• Layering into any existing skincare routine
• Prepping skin for enhanced absorption of moisturizers and other treatments

Its multi-tasking, lightweight formula makes it especially beneficial for those who want visible improvements without adding complexity to their regimen. Exfoliate, brighten, and replenish in one step.

How to Use: Quick and Simple Night Care

Achieve maximum results with minimum fuss:

• After cleansing and toning, apply 2–3 drops of serum to clean, dry skin
• Gently pat and massage until fully absorbed
• Follow with your favorite moisturizer
• Use this serum only at night; always apply sunscreen the next morning to protect newly renewed skin

Incorporate this booster serum into your routine 3-4 times per week if you are new to acids, and increase frequency as your skin builds tolerance.

Full List of Ingredients

This face serum is crafted with skin-friendly ingredients chosen for their synergy:

• Glycolic Acid (AHA)
• Salicylic Acid (BHA)
• Ascorbyl Glucoside (Vitamin C)
• Niacinamide
• Glycerin
• Panthenol
• Allantoin
• Sodium Hyaluronate
• Arginine
• 1,2-Hexanediol
• Carbomer
• Ethylhexylglycerin
• Disodium EDTA

Each ingredient works to ensure gentle exfoliation, hydration, barrier repair, and brightening for a fresher look without irritation.

Why We at Mirai Skin Love This Serum

At Mirai Skin, we adore the COSRX Refresh AHA/BHA Vitamin C Booster Serum because it delivers visible, multi-layered improvements in a single step. Its unique blend means you can tackle rough texture and dullness, fade stubborn post-acne marks, and support your skin’s natural glow without worrying about redness or over-drying. The formula sinks in quickly, never feels sticky, and gently renews skin night after night. It’s a customer favorite for a reason—effective, reliable, and fuss-free. Plus, it suits even sensitive skin due to smartly balanced actives.

Perfect Pairings: Recommended Product Combinations

For a full-face transformation and to make the most of this serum, pair it with these two customer-favorite products from Mirai Skin:

• COSRX Hydrium Triple Hyaluronic Moisture Ampoule 40ml: After exfoliating and brightening with your booster serum, this deeply hydrating ampoule quenches thirsty skin. Triple hyaluronic acid layers ensure your fresh, renewed skin retains optimal moisture and bounces back stronger.

• COSRX Hyaluronic Acid Intensive Cream 100g: Lock in all the benefits from your serum with this rich, creamy moisturizer. It secures hydration, strengthens your skin barrier, and works overnight to keep your skin supple and resilient.

These combinations transform your nighttime ritual into a results-driven, sensorial experience—leaving you with smoother, clearer, and brighter skin by morning.

Top Benefits at a Glance

• Dual exfoliation plus brightening formula
• Lightweight texture, absorbs quickly
• Targets uneven texture, dark spots, and dullness
• Gentle enough for all skin—even sensitive
• Ideal for oily, combination, and blemish-prone types
• Shows visible results with consistent use

Elevate Your Skincare Journey

Revitalize your skin confidence. The COSRX Refresh AHA/BHA Vitamin C Booster Serum 30ml brings out your most radiant, smooth, and luminous complexion. With just a few drops each night, unlock the secret to skin that looks and feels its healthiest. Your next level of glow starts here.