Arginine Face Serum – Hydrating, Firming & Brightening 30ml

Reveal smoother, more radiant skin with the WIYUN Arginine Face Serum — a lightweight, 30ml essence packed with skin-loving ingredients designed to deeply hydrate, firm, and brighten your complexion. Suitable for all skin types and genders, this serum works continuously to restore your skin's natural glow.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Why Your Skin Will Love It

This nourishing facial essence combines three powerhouse ingredients — arginine, hyaluronic acid, and hydroxyethyl cellulose — to deliver long-lasting moisture, support skin firmness, and help soften the appearance of fine lines. With a lightweight liquid formula, it absorbs quickly without leaving a greasy residue, making it an ideal step in any morning or evening skincare routine.

• Deep Hydration: Hyaluronic acid draws moisture into the skin and locks it in for all-day comfort.
• Firming & Plumping: Arginine supports skin structure, helping your face look firmer and more youthful.
• Brightening & Radiance: Regular use promotes a more even, luminous complexion.
• Fine Line Relief: Continuous use helps visibly smooth the appearance of fine lines.
• Unisex Formula: Designed for all genders and skin types.
• No High-Concern Chemicals: Free from high-concern chemical ingredients.

Key Ingredients

• Arginine — An amino acid that supports the skin's barrier and firmness.
• Hyaluronic Acid — A moisture-binding hero that keeps skin plump and supple.
• Hydroxyethyl Cellulose — A gentle thickening agent that ensures smooth, even application.

Product Specifications

• Brand: WIYUN
• Net Content: 30ml
• Formulation: Liquid Serum
• Shelf Life: 3 Years
• Gender: Unisex
• Country of Origin: Made in Mainland China
• Storage: Keep in a cool, shaded place

How to Use

1. Cleanse your face thoroughly and pat dry.
2. Dispense an appropriate amount of serum onto your fingertips and apply evenly across the face.
3. Gently massage in upward, circular motions to encourage absorption.
4. Follow with your preferred moisturizer or sunscreen. Use morning and/or evening for best results.

Explore More Skincare Essentials

Pair this serum with the LANEIGE Lip Sleeping Mask – Intense Hydration with Vitamin C for a complete overnight hydration ritual. You may also love our Curl Defining Mousse for Hydrated, Frizz-Free Hair to complement your beauty routine.

For more information on skincare ingredients and their benefits, visit the FDA's Cosmetic Ingredients resource.

Learn more: K-beauty

Frequently Asked Questions

Q: What does arginine do in a face serum?

A: Arginine is an amino acid that helps support the skin's natural barrier function and promotes a firmer, more youthful-looking complexion. In this arginine face serum, it works alongside hyaluronic acid to deliver deep hydration and help reduce the appearance of fine lines.

Q: Is this arginine serum suitable for sensitive or oily skin?

A: Yes! The WIYUN Arginine Serum features a lightweight liquid formula free from high-concern chemicals, making it gentle enough for sensitive skin while being non-greasy and suitable for oily skin types as well. It is a unisex product designed for all skin types.

Q: How often should I use this facial serum for best results?

A: For optimal hydrating, firming, and brightening results, apply the serum once or twice daily — in the morning and/or evening — after cleansing and before moisturizing. Consistent, continuous use is recommended to help visibly soften fine lines and improve skin radiance over time.

Q: How much product is included and what is the shelf life?

A: Each unit contains 30ml of arginine serum, which provides a generous supply for daily use. The shelf life is 3 years from the date of manufacture. Store in a cool, shaded place to preserve freshness.