TRSTAY Retinol & Squalene Face Serum – Brighten & Moisturize

Reveal a luminous, firmer-looking complexion with the TRSTAY Retinol & Squalene Essence — a lightweight face serum oil formulated to visibly brighten skin tone, deeply hydrate, and improve the look of firmness. Suitable for all genders and designed for everyday use, this unisex serum works to restore a healthy, radiant glow with every drop.

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

• Retinol-Powered Renewal: A well-known skincare ingredient, retinol helps encourage skin cell turnover to visibly reduce the appearance of dullness and uneven tone over time.
• Squalene Hydration: Squalene is a naturally-derived, skin-compatible emollient that helps lock in moisture, leaving skin feeling soft, supple, and nourished.
• Brightening Effect: Regular use helps visibly even out skin tone and restore a healthy radiance to dull-looking skin.
• Firming Appearance: The essence supports the look of tighter, more youthful-feeling skin with consistent use.
• Lightweight Oil Formula: Absorbs effortlessly without a greasy residue, making it ideal for layering within your existing skincare routine.
• Unisex Formula: Designed for all skin types and genders — everyone can enjoy the benefits.
• No High-Concern Chemicals: Formulated without high-concern chemical ingredients for a cleaner, more confident skincare choice.

How to Use

1. Cleanse and tone your face as usual.
2. Dispense a few drops of the serum onto your fingertips.
3. Gently press and massage into the skin using upward motions.
4. Follow with your favourite moisturiser or SPF during the day.
5. Use morning and/or evening for best results.

Product Specifications

• Brand: TRSTAY
• Item Type: Face Serum (Oil Formulation)
• Key Ingredients: Retinol, Squalene
• Feature: Moisturizing, Brightening, Firming
• Gender: Unisex
• Pieces: One Unit
• High-Concern Chemicals: None
• Made in: Mainland China

Pair It With

Complete your skincare routine with these complementary products from our store:

• Explore our Home & Garden range

Looking for more skincare essentials? Check out our curated selection of Face & Body products available in store.

Learn More About Retinol & Skin Health

Want to understand the science behind retinol and how it benefits your skin? Visit the National Center for Biotechnology Information (NCBI) for peer-reviewed research on retinoid skincare ingredients. You can also explore general skincare guidance at the American Academy of Dermatology or learn about healthy skin tips at Mayo Clinic's Skin Care Guide.

Learn more: K-beauty

Frequently Asked Questions

Q: What does the TRSTAY Retinol & Squalene Face Serum do for my skin?

A: The TRSTAY Retinol & Squalene Essence is formulated to visibly brighten skin tone, deeply moisturize, improve the appearance of skin firmness, and reduce the look of dullness. Retinol encourages skin cell turnover while squalene provides lasting hydration for soft, glowing skin.

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

A: Yes! This unisex serum is designed to suit a variety of skin types and is suitable for all genders. If you have particularly sensitive skin, we recommend starting with a patch test and introducing it gradually into your routine.

Q: How do I incorporate this serum into my existing skincare routine?

A: Apply the serum after cleansing and toning, pressing a few drops gently into the skin. Follow with a moisturiser and, during the day, finish with SPF sunscreen. For best results, use consistently as part of your morning and/or evening routine.

Q: Does this serum contain any high-concern chemicals?

A: No — the TRSTAY Retinol & Squalene Essence is formulated without any high-concern chemicals, making it a more conscious choice for your daily skincare regimen.