TRSTAY Nicotinamide Dark Spot Brightening Serum | 5–50ml

Reveal a visibly brighter, more even-looking complexion with the TRSTAY Advanced Nicotinamide Face Serum. Powered by a concentrated nicotinamide (Vitamin B3) formula, this lightweight oil-based serum helps reduce the appearance of dark spots and discolouration while deeply moisturising the skin for a luminous, healthy-looking glow. Suitable for all skin types and genders, it's your go-to daily essential for a radiant 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

• Brightening Nicotinamide Complex: Visibly diminishes the look of dark spots, uneven skin tone, and dullness for a more luminous appearance.
• Deep Moisturisation: Rich oil-based formulation locks in hydration, leaving skin feeling soft, supple, and nourished.
• Lightweight & Fast-Absorbing: Silky texture sinks in quickly without greasiness — ideal for use morning or night.
• Unisex Formula: Thoughtfully designed for all skin types and genders.
• Multiple Size Options: Available in 5ml, 15ml, 30ml, and 50ml — perfect for travel, gifting, or everyday use.

Product Specifications

• Brand: TRSTAY
• Item Type: Face Serum
• Formulation: Oil
• Key Ingredient: Nicotinamide (Vitamin B3)
• Gender: Unisex
• Sizes Available: 5ml / 15ml / 30ml / 50ml
• Country of Origin: Made in Mainland China

How to Use

1. Cleanse and gently pat your face dry.
2. Apply 2–3 drops of serum to your fingertips.
3. Massage evenly onto the face and neck using upward circular motions.
4. Follow with your favourite moisturiser. Use daily for best results.

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Trusted Skincare Guidance

For more information on the role of Vitamin B3 (Niacinamide/Nicotinamide) in skin health and care, visit the NIH Office of Dietary Supplements – Niacin Consumer Fact Sheet.

Frequently Asked Questions

Q: What does the TRSTAY Nicotinamide Face Serum do for my skin?

A: The TRSTAY Nicotinamide Dark Spot Serum is formulated with nicotinamide (Vitamin B3) to help visibly reduce the appearance of dark spots and uneven skin tone. Its moisturising oil-based formula also helps keep skin hydrated and looking bright and healthy over time.

Q: Which skin type is this nicotinamide serum suitable for?

A: This serum is designed as a unisex formula suitable for all skin types, including dry, oily, combination, and normal skin. The lightweight oil formulation absorbs easily without clogging pores.

Q: What size options are available for this brightening serum?

A: The TRSTAY Advanced Nicotinamide Serum is available in four convenient sizes: 5ml, 15ml, 30ml, and 50ml — making it ideal for trying out, travelling, or committing to a full daily skincare routine.

Q: How often should I use this dark spot face serum?

A: For best results, apply the serum daily — either in the morning before sunscreen and makeup, or at night as part of your evening skincare routine. Consistent daily use is key to seeing visible improvements in skin brightness and tone.