Hoygi Hyaluronic Acid & Vitamin C Brightening Face Serum

Reveal your most radiant, hydrated skin with the Hoygi Hyaluronic Acid & Vitamin C Brightening Face Serum — a lightweight, multi-action formula designed to moisturize, brighten, firm, and smooth in one easy daily step. Powered by a potent blend of hyaluronic acid, vitamin C, niacinamide, and carrot seed oil, this serum targets dullness, dryness, and uneven texture for a visibly healthier complexion.

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 You'll Love It

• Deep, Long-Lasting Hydration: Hyaluronic acid locks in moisture all day without any tight or sticky feeling, keeping skin soft and supple.
• Brightening & Radiance Boost: Vitamin C and niacinamide work together to reduce dullness, even skin tone, and reveal a natural lit-from-within glow — even without makeup.
• Firms & Smooths: Helps reduce the appearance of fine lines and roughness, restoring a smoother, firmer-looking complexion with continued use.
• Lightweight, Non-Greasy Texture: The refreshing liquid formula absorbs quickly, making it ideal for layering under moisturizer, SPF, or makeup.
• Gentle Enough for Sensitive Skin: Formulated without high-concern chemicals — no redness, no irritation. Suitable for all skin types including dry, oily, and combination.
• Nourishing Carrot Seed Oil: Provides antioxidant support and helps maintain the skin's resilience and adaptability to environmental stressors.

Key Ingredients

• Hyaluronic Acid — Binds water to skin cells for deep, plumping hydration
• Vitamin C — Brightens, evens skin tone, and fights free radical damage
• Niacinamide — Minimizes pores, controls oil, and improves skin texture
• Carrot Seed Oil — Nourishes, soothes, and supports skin health

Product Details

• Volume: 30ml
• Formulation: Liquid Serum
• Shelf Life: 3 Years
• Certification: CPNP Certified
• Suitable For: All skin types; especially dry and sensitive skin
• Storage: Keep in a cool, dry place away from direct sunlight
• Made in China

How to Use

1. Cleanse and gently pat your face dry.
2. Apply a few drops of serum to your fingertips and smooth evenly over your face and neck.
3. Gently massage in upward circular motions until fully absorbed.
4. Follow with your favourite moisturizer or SPF. Use morning and/or evening for best results.

Pair It With

Build the perfect skincare routine by combining this serum with these complementary products:

• 2-in-1 Color Changing Foundation & Concealer | Oil Control
• 100pcs Bamboo Charcoal Oil Blotting Sheets – Oily Skin
• 10X Collagen Lip Cream – Hyaluronic Acid & Niacinamide Lip Balm

For more information on the benefits of hyaluronic acid and vitamin C in skincare, visit the National Center for Biotechnology Information (NCBI) — Skin Hydration Research.

Learn more: South Korean beauty standards

Frequently Asked Questions

Q: Can I use the Hoygi Hyaluronic Acid & Vitamin C Serum every day?

A: Yes! This serum is formulated for daily use. Apply it morning and/or evening after cleansing for continuous hydration, brightening, and firming benefits. Its gentle formula makes it safe for consistent daily application on all skin types.

Q: Is this hyaluronic acid serum suitable for sensitive or dry skin?

A: Absolutely. The Hoygi serum is specifically designed with sensitive and dry skin in mind. It contains no high-concern chemicals and is free from ingredients known to cause redness or irritation. Its hydrating hyaluronic acid base replenishes moisture without stripping the skin's natural barrier.

Q: How does vitamin C in this serum help with dull skin?

A: Vitamin C is a powerful antioxidant that inhibits excess melanin production, which is a key cause of dullness and uneven skin tone. Combined with niacinamide, it helps brighten the complexion, reduce dark spots, and restore a natural glow over time with regular use.

Q: Can I layer this serum with other skincare products?

A: Yes. The lightweight, non-sticky texture is designed to layer seamlessly. Apply it after your toner and before your moisturizer or sunscreen. It also sits beautifully under makeup without causing pilling or rubbing.