HISENRAIN Retinol Collagen Face Serum | Firm & Moisturize

Elevate your daily skincare ritual with the HISENRAIN Retinol Collagen Face Serum — a lightweight, oil-based essence formulated to visibly smooth fine lines, boost firmness, and deliver intense, long-lasting hydration. Suitable for all skin types and genders, this unisex serum combines the power of Retinol and Collagen to help restore a youthful, luminous complexion over time.

* 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

• Anti-Aging Formula: Retinol works to promote skin cell turnover, helping to visibly minimize the appearance of fine lines and wrinkles for a smoother look.
• Collagen Support: Helps improve skin's elasticity and firmness for a more lifted, bouncy feel.
• Intense Moisturization: Rich essence texture delivers deep hydration, leaving skin soft and supple throughout the day.
• Brightening & Oil Control: Helps even out skin tone and manage excess oil for a balanced, healthy-looking glow.
• Unisex & Everyday Use: Gentle enough for daily use and formulated for all skin types — suitable for men and women alike.
• CPNP Certified: Meets certification standards for cosmetic product safety.

Key Ingredients

• Retinol – A gold-standard skincare ingredient known for supporting skin renewal and a more even texture.
• Collagen – Helps maintain skin's structural support for a firmer, plumper appearance.

Product Details

• Formulation: Oil-based essence serum
• Number of Pieces: 1 unit
• Period After Opening: 12 months
• Shelf Life: 3 years
• High-Concern Chemicals: None
• Made in China

How to Use

1. Cleanse your face thoroughly and pat dry.
2. Apply a thin, even layer of the serum across your face and neck.
3. Gently massage using upward, circular motions until fully absorbed.
4. For best results, use daily as part of your morning or evening skincare routine.

Warnings

• For external use only. Avoid contact with eyes.
• If you have sensitive skin, existing skin concerns, or experience any adverse reaction, discontinue use and consult a dermatologist or skincare professional.

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For more information on retinol and its role in skincare, visit the National Center for Biotechnology Information (NCBI) — Retinoids in Skincare.

Learn more: South Korean beauty standards

Frequently Asked Questions

Q: What does the HISENRAIN Retinol Collagen Face Serum do for my skin?

A: The HISENRAIN Retinol Collagen Face Serum is designed to visibly smooth fine lines and wrinkles, improve skin firmness with collagen support, provide intense moisturization, and promote a more even, brightened skin tone with regular daily use.

Q: Is this retinol collagen serum suitable for all skin types?

A: Yes! This serum is formulated for unisex use and is suitable for all skin types. If you have particularly sensitive skin or existing skin concerns, we recommend doing a patch test first or consulting a skincare professional before incorporating it into your routine.

Q: How often should I use the HISENRAIN face serum?

A: For the best results, apply the serum daily — morning or evening — as part of your regular skincare routine. Consistent daily use helps the retinol and collagen ingredients work most effectively over time.

Q: How long does the product last after opening?

A: Once opened, the HISENRAIN Retinol Collagen Face Serum has a recommended period of use of 12 months. The product has an overall shelf life of 3 years from the date of manufacture.