Deep Sea Algae & Kelp Brightening Face Serum | TRSTAY

Reveal a luminous, hydrated complexion with the TRSTAY Deep Sea Algae & Kelp Brightening Face Serum. Formulated with ocean-derived algae essence and kelp (varech) extract, this lightweight serum delivers an intense surge of moisture deep into the skin while visibly improving radiance and evening out your skin tone.

This statement has 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-Sea Algae & Kelp Complex – Rich in minerals, vitamins, and antioxidants, algae and kelp extracts help fortify the skin's natural barrier and lock in long-lasting hydration.
• Brightens Skin Tone – Regular use helps promote a clearer, more even complexion with a healthy, natural glow.
• Intense Moisture Replenishment – The serum's ultra-lightweight texture absorbs quickly, flooding skin with deep hydration without greasiness or residue.
• Whole-Face Application – Suitable for use across the entire face, making it a versatile step in any morning or evening skincare routine.
• Unisex Formula – Designed for all skin types and genders.
• No High-Concern Chemicals – Formulated without high-concern chemical ingredients for a cleaner skincare experience.

How to Use

1. Cleanse and tone your face as usual.
2. Apply a small amount of serum to your fingertips.
3. Gently press and smooth the serum evenly across your face and neck.
4. Follow with your favourite moisturiser to seal in the hydration.
5. Use morning and/or evening for best results.

Product Specifications

• Brand: TRSTAY
• Gender: Unisex
• Application Area: Whole Face
• Pieces: 1 Unit
• High-Concern Chemicals: None
• Made in: China

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For tips on building a healthy skincare routine and understanding how serums work, visit the FDA's guide to healthy skin care.

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Frequently Asked Questions

Q: What skin types is the TRSTAY Deep Sea Algae & Kelp Serum suitable for?

A: This brightening face serum is formulated for all skin types, including normal, dry, oily, and combination skin. Its lightweight, fast-absorbing texture makes it comfortable for everyday use on any skin type.

Q: How does the deep sea algae and kelp extract benefit the skin?

A: Algae and kelp (varech) extracts are naturally rich in minerals, vitamins, and antioxidants. In this serum, they work to replenish moisture levels, strengthen the skin's natural barrier, and promote a brighter, more even-looking complexion over time.

Q: Can this serum be used under makeup?

A: Yes! The serum's ultra-lightweight, non-greasy formula absorbs quickly, making it an ideal base layer before applying moisturiser and/or makeup. Simply allow it to fully absorb for 1–2 minutes before proceeding with the rest of your routine.

Q: How often should I use this brightening serum?

A: For optimal results, apply the serum once or twice daily — morning and/or evening — as part of your regular skincare routine after cleansing and toning.