# The 6 Peptide Skin Booster Serum

**Brand:** COSRX
**Category:** Health & Beauty > Personal Care > Cosmetics > Serums & Ampoules
**Taxonomy ID:** hb-3-2-3
**Google Category ID:** 473
**Price:** $25.00
**Compare At:** $25.00
**Price Segment:** mid-range
**In Stock:** Yes

## Description

Multi-Concern All-in One Peptide Booster This lightweight, toner-like serum blends six powerful peptides to address fine lines, uneven texture, and loss of firmness. Suitable for all skin types, it absorbs instantly to boost elasticity, refine the appearance of pores, and leave skin smoother and stronger with every use. Size : 150mL (5.07 fl.oz)

## Specifications

### Ingredients & Nutrition

| Specification | Value |
|---|---|
| Key Ingredients | six powerful peptides |
| Key Ingredients | Hyaluronic Acid |
| Key Ingredients | NAG |
| Key Ingredients | Amino Acids |
| Active Ingredients | SH-Polypeptide-121, Copper Tripeptide-1, Dipeptide Diaminobutyroyl Benzylamide Diacetate |
| Active Ingredients | Oligopeptide-68, Palmitoyl Tripeptide-8, Acetyl Hexapeptide-8 |

### Performance

| Specification | Value |
|---|---|
| Skin Type | Suitable for all skin types |
| Skin Type | Sensitive skin |
| Skin Concern | fine lines, uneven texture, and loss of firmness |
| Skin Concern | pores, blackheads, whiteheads, excess sebum, oily, pigmentation |
| Benefits | boost elasticity, refine the appearance of pores, leave skin healthier |
| Benefits | +37.9% Brightness, +162.50% Hydration, +40.11% Clarity, +76.42% Skin Texture |
| Texture | lightweight, toner-like serum |
| Texture | absorbs instantly |
| Finish | natural softness and clarity |

### Dimensions & Fit

| Specification | Value |
|---|---|
| Size | 150mL (5.07 fl.oz) |

### Usage Instructions

| Specification | Value |
|---|---|
| Application Method | First Step Skin Booster |

### Certifications & Standards

| Specification | Value |
|---|---|
| Certification | Dermatologist tested |
| Certification | Irritation tested |
| Free From | WON'T CLOG PORES |

## Variants

| Variant | Price | Available |
|---|---|---|
| Single / 150mL (5.07 fl.oz) | $25.00 | Yes |
| Skin Barrier Boost / 150mL (5.07 fl.oz) | $42.50 | Yes |
| Wrinkle care Boost / 150mL (5.07 fl.oz) | $44.20 | Yes |
| Brightening Boost / 150mL (5.07 fl.oz) | $42.50 | Yes |
| Acne care Boost / 150mL (5.07 fl.oz) | $42.50 | Yes |
| Hydrating Boost / 150mL (5.07 fl.oz) | $42.50 | Yes |

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Data verified March 2026.

Source: https://cosrx.com/products/the-6-peptide-skin-booster-serum