Meet your skin’s peptide-powered prep step—the COSRX The 6 Peptide Skin Booster Serum (150 ml).
This lightweight essence-serum hybrid is designed to awaken tired skin and maximize the effects of your full skincare routine. Enriched with six youth-enhancing peptides, it targets multiple skin concerns including firmness, dullness, and fine lines. The fast-absorbing formula instantly hydrates while smoothing skin texture and boosting radiance.

Perfect as a first-layer serum, it preps the skin post-cleanse, creating an ideal base for other active ingredients. Whether your goal is anti-aging, skin barrier support, or balanced hydration, this multitasking booster sets the stage for healthier, more resilient skin.

Key Features & Benefits:

• Strengthens skin elasticity and supports collagen production

• Improves skin tone, texture, and clarity with daily use

• Enhances absorption of following skincare steps

• Helps firm sagging skin and softens fine lines

• Lightweight, water-like texture absorbs quickly without stickiness

• Gentle enough for sensitive skin, suitable for layering

Key Ingredients:

• Six Peptides (including Acetyl Hexapeptide-8, Palmitoyl Tripeptide-5): Help reduce wrinkles and improve elasticity

• Panthenol: A soothing hydrator that calms redness and strengthens the skin barrier

• Allantoin: Promotes skin repair and smooths rough patches

How to Use:
After cleansing, apply 2–3 pumps directly to the face or dispense onto a cotton pad and swipe across the skin. Follow with toner, essence, or serum. Use morning and evening.