{"product_id":"trstay-vitamin-c-hyaluronic-acid-brightening-facial-serum","title":"TRSTAY Vitamin C \u0026 Hyaluronic Acid Brightening Facial Serum","description":"\n\u003cp\u003eReveal a more radiant, luminous complexion with the \u003cstrong\u003eTRSTAY Vitamin C Brightening Facial Serum\u003c\/strong\u003e — a lightweight essence powered by antioxidant-rich Vitamin C and deeply hydrating Hyaluronic Acid. Designed for all skin types and genders, this serum works across the whole face to visibly even skin tone, restore natural glow, and support a plumper, more youthful-looking complexion.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003e*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.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eWhy You'll Love It\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVitamin C (VC) Antioxidant Complex\u003c\/strong\u003e — Helps neutralise environmental stressors that can dull the skin, visibly brightening and evening out the complexion over time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHyaluronic Acid Hydration\u003c\/strong\u003e — Draws moisture into the skin for a plumper, smoother look and feel that lasts throughout the day.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight Essence Texture\u003c\/strong\u003e — Absorbs quickly without greasiness, making it an ideal everyday step in both morning and evening routines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhole-Face Application\u003c\/strong\u003e — Formulated for use across the entire face, targeting uneven tone and dullness wherever you need it most.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnisex Formula\u003c\/strong\u003e — Suitable for all skin types and genders; no harsh high-concern chemicals.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals\u003c\/strong\u003e — Free from flagged harmful substances, so you can feel confident in what you're applying to your skin.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eCleanse and tone your face as usual.\u003c\/li\u003e\n  \u003cli\u003eApply 2–3 drops of the serum onto your fingertips.\u003c\/li\u003e\n  \u003cli\u003eGently pat and press the essence into the skin across the whole face.\u003c\/li\u003e\n  \u003cli\u003eFollow with your regular moisturiser for best results.\u003c\/li\u003e\n  \u003cli\u003eUse morning and\/or evening as part of your daily skincare routine.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e TRSTAY\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGender:\u003c\/strong\u003e Unisex\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication Area:\u003c\/strong\u003e Whole Face\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Unit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePair It With\u003c\/h2\u003e\n\u003cp\u003eComplete your skincare routine with these complementary products from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/temporary-tattoo-markers-dual-end-10-colors-body-face-paint-pens\"\u003e10 Dual-End Temporary Tattoo Markers – Body \u0026amp; Face Paint Pens\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/0-5mm-mini-pocket-gel-pen-quick-dry-waterproof-10-refills\"\u003e0.5mm Mini Pocket Gel Pen – Quick Dry, Waterproof \u0026amp; 10 Refills\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eLearn More\u003c\/h2\u003e\n\u003cp\u003eFor guidance on skincare ingredients and skin health, visit the FDA's Cosmetic Ingredients resource — a trusted reference for understanding what goes into the products you use every day.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/South_Korean_beauty_standards\" target=\"_blank\" rel=\"noopener\"\u003eSouth Korean beauty standards\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does the Vitamin C in this facial serum do for my skin?\u003c\/h4\u003e\n\u003cp\u003eA: The Vitamin C (VC) in the TRSTAY Brightening Facial Serum acts as a powerful antioxidant that helps combat environmental stressors, visibly brightening the complexion and working to even out skin tone over consistent use. It supports a more luminous, glowing appearance.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this Vitamin C serum with Hyaluronic Acid on sensitive skin?\u003c\/h4\u003e\n\u003cp\u003eA: This formula contains no high-concern chemicals and is designed for all skin types. However, if you have particularly sensitive skin, we recommend performing a patch test on a small area before applying across the whole face, and consulting a dermatologist if you have any concerns.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How often should I apply this brightening facial essence?\u003c\/h4\u003e\n\u003cp\u003eA: For best results, apply the TRSTAY Vitamin C \u0026amp; Hyaluronic Acid serum once or twice daily — morning and\/or evening — after cleansing and toning, and before your moisturiser. Consistent daily use helps maximise the brightening and hydrating benefits.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this serum suitable for both men and women?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The TRSTAY Vitamin C Facial Serum is a unisex formula, making it an excellent everyday skincare essential for any gender and all skin types looking to boost radiance and hydration.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the Vitamin C in this facial serum do for my skin?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Vitamin C (VC) in the TRSTAY Brightening Facial Serum acts as a powerful antioxidant that helps combat environmental stressors, visibly brightening the complexion and working to even out skin tone over consistent use. It supports a more luminous, glowing appearance.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this Vitamin C serum with Hyaluronic Acid on sensitive skin?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This formula contains no high-concern chemicals and is designed for all skin types. However, if you have particularly sensitive skin, we recommend performing a patch test on a small area before applying across the whole face, and consulting a dermatologist if you have any concerns.\"}}, {\"@type\": \"Question\", \"name\": \"How often should I apply this brightening facial essence?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"For best results, apply the TRSTAY Vitamin C \u0026 Hyaluronic Acid serum once or twice daily — morning and\/or evening — after cleansing and toning, and before your moisturiser. Consistent daily use helps maximise the brightening and hydrating benefits.\"}}, {\"@type\": \"Question\", \"name\": \"Is this serum suitable for both men and women?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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