Numbuzin No.5 Glutathione TXA Advanced Dark Spot Ampoule Concentrate (10g+0.7g)

Values You Can Trust: Halal-Friendly* / Vegan-Friendly* / Cruelty-Free* / Dermatologist Tested* / 100% Authentic Guarantee

*Self-assessed by Adilsons based on available ingredient data (no ethanol/denat.; no haram animal-derived ingredients detected). / Self-assessed by Adilsons based on available ingredient data (no animal-derived ingredients detected). / Brand-stated; not certified by an independent body. / Brand-stated; test details (n, duration, protocol) not publicly disclosed.

Hyperpigmentation, stubborn sun spots, and post-acne marks can feel incredibly frustrating to resolve, especially under the intense tropical sun of Mauritius. This fresh-mix ampoule concentrate addresses these concerns directly with a high-potency synergistic blend of Glutathione, Tranexamic Acid (TXA), Niacinamide, and pure Vitamin C powder. By housing the active powder in a sealed cap until activation, the formula delivers maximum stability and peak antioxidant performance to clarify uneven skin tone and fade deep-set discoloration without unnecessary irritation.

• Step 1: Cleanser — Wash thoroughly with a gentle cleanser to establish a clean base.
• Step 2: Numbuzin No.5 Ampoule Concentrate — Press the cap to release the active powder, shake vigorously to dissolve, and apply 2–3 drops across the face.
• Step 3: Protection/Moisturiser — Seal the treatment with a high-SPF broad-spectrum sunscreen in the morning, or follow with your preferred night cream in the evening.

Already own a similar targeted hyperpigmentation serum? Finish that product completely before opening this concentrate to prevent ingredient degradation and ensure an accurate assessment of your results.

Minimalist Stream (3–4 steps):

• 1) Gentle Cleanser
• 2) Hydrating Toner or Essence (optional; provides a moist canvas for smooth application)
• 3) Numbuzin No.5 Ampoule Concentrate (apply a thin, uniform layer)
• 4) Broad-Spectrum Sunscreen (SPF 30 or higher)

Optional Additions: A light, non-acidic antioxidant serum may be used alongside this product. If your skin experiences localized seasonal dryness or tight sensations from air conditioning, layer a lightweight moisturizer directly before your daily sunscreen.

Wait Times: Wait 30–60 seconds between watery layers to permit complete absorption; allow 1–2 minutes before applying sunscreen or complexion products to minimize the risk of cosmetic pilling.

Minimalist Stream (3 steps):

• 1) Double Cleansing (emulsifying cleansing oil followed by a water-based foam cleanser to thoroughly clear water-resistant sunscreens)
• 2) Numbuzin No.5 Ampoule Concentrate
• 3) Nourishing Moisturiser (seals active ingredients and locks in hydration overnight)

Optional Additions: A hydrating barrier support cream or a soothing sleeping pack can be applied 2–3 times a week as a final step during dry or heavily air-conditioned nights.

Texture Rule: Always apply your skincare steps in sequence from the thinnest fluid consistency to the thickest formulation.

Activation Process (First Use Only): Press the top button of the cap firmly to release the concentrated antioxidant powder into the liquid ampoule. Shake the vial thoroughly until the powder completely dissolves into a uniform, clear solution. Replace the activation cap with the enclosed dropper pipette.

Daily Application Protocol:

• Amount: Dispense 2–3 drops for the entire face; add 1 extra drop if extending application to the neck area.
• Apply to: Clean, dry skin across the face and neck. Avoid immediate contact with the lash line, mobile eyelids, and open or raw skin boundaries.
• Method: Smooth gently across the skin texture, then transition to light, open-palm patting motions until fully absorbed. Do not rub aggressively.
• Wait Times: Maintain a 30–60 second interval before applying subsequent layers; allow 5–10 minutes if transitioning to a heavy facial oil.
• Frequency: Begin with once-daily application (ideally in the evening). If well-tolerated after a 7-day period, frequency may be increased to twice daily (morning and evening).

If-This / Then-That Adjustments:

• Extremely Oily T-Zone? Apply a minimal layer to oil-prone areas; you may skip a separate AM cream if your sunscreen provides adequate hydration.
• Highly Reactive or Sensitive Skin? Limit application to evening use only every alternate night for the first two weeks, buffering over a basic hydrating toner.
• Using Prescribed Retinoids or Strong Peels? Separate applications by alternating nights. Do not stack highly concentrated acids and fresh vitamin C formulations simultaneously.
• Experiencing Makeup Pilling? Ensure you are applying a micro-dose in the morning and allowing a full 2 minutes of setting time before layering primers or foundations.

Safety Directives: Do not use on broken, compromised, or freshly extracted skin surfaces. Discontinue use immediately if a persistent burning rash or swelling develops. Keep out of reach of children. Adult formulation guidelines apply; teenagers should stick to a fundamental cleanser-moisturizer-SPF routine unless guided otherwise by a clinician.

Because this ampoule combines high-potency skin-brightening actives alongside fresh Vitamin C, a brief adjustment phase is normal. A mild, transient tingling sensation may occur upon initial application; this should subside within minutes as the formula absorbs. True skin purging (temporary increase in non-inflammatory breakouts) is rare but possible if underlying congestion is present. To manage this potency safely, follow a strict 2-week ramp-up schedule: apply only 3 nights a week for the first 14 days. Once skin tolerance is established, transition gradually to daily use.

For individuals optimizing multiple targeted skincare concerns, a structured weekly rotation prevents barrier fatigue. Below is an example evening schedule:

• Monday: Numbuzin No.5 Ampoule Concentrate (Intensive Treatment Night)
• Tuesday: Barrier Recovery Night (focus entirely on hydration and soothing non-active steps)
• Wednesday: Gentle Exfoliant (if required separately to clear surface dead cells)
• Thursday: Numbuzin No.5 Ampoule Concentrate (Intensive Treatment Night)
• Friday: Barrier Recovery Night (no strong actives)
• Saturday: Numbuzin No.5 Ampoule Concentrate OR Hydrating Sleeping Pack
• Sunday: Barrier Recovery Night

Active Rotation Rules: Dedicate your evening focus to one primary active concern at a time. Never combine strong chemical exfoliating acids and high-potency fresh retinoids or concentrated fresh Vitamin C inside the same evening session. Apply broad-spectrum sunscreen every single morning without exception.

• Immediate (1–3 Days): Surface skin texture feels smoother and exhibits improved hydration; a subtle, temporary radiance bounce may be visible due to the active antioxidant mix.
• 2–4 Weeks: Early signs of surface dullness begin to lift. Recent post-inflammatory hyperpigmentation (PIH) and superficial dark spots show initial softening of crisp edges.
• 4–8+ Weeks: Deeper sun-induced dark spots, uneven skin tone patterns, and localized discoloration display more pronounced, measurable fading. For optimal results, continuous morning sunscreen compliance is mandatory, as unmitigated UV exposure easily reverses brightening progress.

• The Myth: Applying fresh lemon juice, raw apple cider vinegar, or crushed kitchen spices is a safe, natural way to bleach dark spots at home.
• The Reality: Raw citrus extracts contain unpredictable acid concentrations and volatile compounds like psoralens. When exposed to the intense ultraviolet rays of Mauritius, these compounds trigger phytophotodermatitis—severe chemical burns, blistering, and profound post-inflammatory hyperpigmentation that can take years to resolve. This professional ampoule provides a lab-stabilized, non-phototoxic delivery system that safely breaks down dark spot pathways without stripping or burning your epidermal defense barrier.

• Works Safely With: Hyaluronic acid, Centella Asiatica extracts, snail secretion filtrate, and soothing ceramide formulations. Layering with daily Niacinamide products is highly compatible and enhances the dark spot corrective pathway.
• Use with Caution: High-percentage AHA/BHA chemical peels, copper peptides, or prescription-strength retinoids. If integrating these actives into your routine, isolate them to alternate evenings to prevent overloading your skin architecture.
• Avoid on Immediate Area: Do not layer multiple high-dose, unbuffered Vitamin C formulas simultaneously to prevent redundant surface irritation.

• Oily & Combination Skin: Highly compatible. The fluid base absorbs cleanly without adding greasy residue or contributing to pore congestion under humid conditions.
• Normal & Dry Skin: Compatible. Provides an antioxidant boost, though dry skin profiles will require follow-up with a dedicated occlusive emollient cream to lock in moisture effectively.
• Sensitive & Reactive Skin: Use with caution. The high active load requires a slow introduction. Always perform a comprehensive patch test and introduce the product via a cushioned hydrating base.
• Fungal Acne (FA) Context: Individual responses vary. The formula contains minimal lipid elements, but reactive profiles should check full INCI alignment and monitor skin behavior carefully.

This targeted concentrate is expressly formulated to minimize the appearance of stubborn post-inflammatory hyperpigmentation (PIH) caused by blemishes, sun-induced lentigines (age spots), localized melasma configurations, solar-induced dullness, and generalized uneven skin tone profiles.

• Official Name: Numbuzin No.5 Glutathione TXA Advanced Dark Spot Ampoule Concentrate
• Origin: Republic of Korea (South Korea)
• Production Context: Standard global packaging architecture utilizing an isolated fresh-powder chamber cap to optimize active preservation.
• Shelf Life / Period After Opening (PAO): Unopened shelf life is typically 24–30 months from production. Once activated (powder mixed into solution), the product must be used within 2–3 months to ensure active potency. Store upright in a cool, dark environment.
• Date Verification Markings: Vials are stamped with Korean character markers signifying Manufacture Date (제조) or Expiration Date (까지).

• Halal Status: Halal-Friendly*. Formulated entirely without ethanol, denatured alcohol, or prohibited animal-derived constituents.
• Vegan Status: Vegan-Friendly*. Contains no hidden animal tissues or processing byproducts.
• Animal Testing Stance: Cruelty-Free*. Developed in alignment with South Korea's strict regulatory prohibitions against domestic cosmetic animal testing.

*Self-assessed by Adilsons based on available ingredient data (no ethanol/denat.; no haram animal-derived ingredients detected). / Self-assessed by Adilsons based on available ingredient data (no animal-derived ingredients detected). / Brand-stated; not certified by an independent body. / Mainland China may permit post-market testing in certain cases; brand policy applies.

• MFDS Functional Classification: Functional Cosmetic mapping* approved by the Ministry of Food and Drug Safety (formerly known once as the KFDA) for Brightening and Wrinkle-improving properties, supported by active inputs of Niacinamide and Adenosine.
• Clinical Data Status: Utilizes a verified active matrix of Tranexamic Acid and Glutathione liposomes backed by extensive ingredient rationale documentation regarding hyperpigmentation pathway interruption.

*“Brightening” refers to radiance/even tone (e.g., sun spots/PIH); it does not change natural skin color. Cosmetic formulation—not medical advice; consult a dermatologist for persistent skin diseases. / Brand claim—no public dataset available for independent verification.

Key Active Breakdown:

• Glutathione (Intensive Antioxidant): Targets intracellular melanin synthesis pathways to help resolve deep-set tone issues.
• Tranexamic Acid (TXA): Acts as a highly resilient soothing agent that interrupts the chemical signaling pathways that trigger hyperpigmentation following UV exposure or blemish trauma.
• Niacinamide (Vitamin B3): Competitively inhibits melanosome transfer to outer epidermal layers while reinforcing surface barrier resilience.
• Ascorbic Acid (Pure Vitamin C Powder component): Provides immediate scavenging of free radicals and synergizes with Glutathione to revitalize dull skin structures.
• Adenosine: Delivers fundamental cellular energy support to encourage smoothing of minor structural lines.

Full INCI Sequence (Activated Composition): Water, Niacinamide, Tranexamic Acid, Glutathione, Ascorbic Acid, Glycerin, Butylene Glycol, Dipropylene Glycol, 1,2-Hexanediol, Alpha-Arbutin, Bisabolol, Adenosine, Tocopherol, Polyacrylate Crosspolymer-6, Hydrogenated Lecithin, Ethylhexylglycerin, Xanthan Gum, Disodium EDTA.

Preservative Architecture: Stabilized via a clean hurdle-technology approach using 1,2-Hexanediol and Caprylyl/Ethylhexylglycerin; formulated entirely free from traditional paraben groups and drying denatured alcohols.

Fragrance Profile Evaluation: This formula is entirely fragrance-free and contains no added synthetic perfumes, masking scents, or volatile essential oils. It carries a scent intensity rating of 0/5 (only a clean, faint raw ingredient note may be detected briefly upon dispensing).

EU Fragrance Allergens Checklist: No declared EU cosmetic allergens are present in this formulation. Individuals with ultra-rare sensitivities to specific isolated cosmetic stabilizers should consult the complete INCI listing prior to routine introduction.

Based on brand-declared INCI; trace fragrance components may persist from botanicals; patch test advised.

To avoid triggering contact irritation when introducing a high-potency antioxidant blend, execute this simple preventative patch test protocol before full facial use:

• 1) Wash and dry a small, distinct zone at the upper jawline or directly behind the earlobe.
• 2) Apply a single pea-sized droplet of the activated ampoule concentrate to the test area.
• 3) Leave the area undisturbed for 24 to 48 hours, checking periodically for signs of distress.
• 4) Perform a final verification at 72 hours. If any localized redness, persistent itching, swelling, or blistering occurs, do not proceed with facial application. Rinse with cold water and prioritize barrier recovery.

• Texture: Silky, ultra-lightweight fluid with a low-viscosity glide. It spreads effortlessly across the skin surface without excessive friction.
• Finish: Absorbs down cleanly within a minute to an imperceptible, velvet-matte finish. It leaves absolutely no tacky film, heavy oil residue, or heavy shine.
• pH Level: Maintains a skin-compatible, stable acidic range (approximately 5.0–6.0 post-activation) to guarantee optimal active molecule stability and skin comfort. Individual responses to active skincare formulations may vary over time.

• Issue: Sticky Residue or Surface Pilling — The Cause: Over-application of product or layering over a wet base. — The Fix: Reduce your dose strictly to 2 drops and ensure prior hydrating steps have completely absorbed before smooth-patting this concentrate down.
• Issue: Mild Surface Tingling on Dry Spots — The Cause: Active Vitamin C powder coming into contact with an uneven or micro-cracked skin barrier. — The Fix: Buffer your skin first by applying a layer of a basic, non-active hydrating lotion or ceramide toner, then apply the ampoule concentrate over top. If tingling turns to a burning sensation, rinse off immediately.

Skincare performance must adapt to local environments. In the high humidity and coastal heat of Mauritius, multi-layered heavy routines often slide off or clog pores. This ampoule concentrate features a specialized weightless, non-occlusive delivery architecture that absorbs rapidly despite high ambient moisture levels. During peak summer, its clean dry-down allows it to sit comfortably under fluid sunscreens without feeling heavy or causing excessive sweating indoors or outdoors. Under dry, indoor air conditioning, simply layer it beneath an extra splash of comforting hydration at night to prevent moisture loss.

Important Tropical Storage Directive: High temperatures accelerate the degradation of pure Vitamin C and active antioxidants. Never leave this bottle inside a hot vehicle, on sunlit window ledges, or exposed to high bathroom steam. For long-term potency protection, store the vial inside a dark bedroom cupboard or a dedicated cosmetic refrigerator. If the liquid transitions to a dark, deep brown color or develops an altered, pungent sour odor, active oxidation has occurred and the product should be discarded.

The selection of ingredients in this formula is supported by extensive dermatological rationale. Independent clinical literature documents that the topical integration of Tranexamic Acid and Niacinamide consistently outperforms basic placebos in fading solar lentigines and stabilizing hyperpigmentation pathways. Glutathione functions as a direct cellular defense molecule, neutralizing free radical chains before they can trigger inflammatory dark spot formation.

Brand claim—no public dataset available for independent verification. Ingredient rationale based on standard cosmetic science paradigms.

Let's look at the practical lifespan math for this intensive concentrate container:

• Size: 10g liquid base + 0.7g active chamber powder.
• Average Single Dose Volume: Approximately 0.15 mL (equivalent to 2–3 drops).
• Total Uses per Bottle: Approximately 65 regular applications.
• Lifespan at 1× Daily Use: Approximately 9 weeks of continuous evening application.
• Lifespan at 2× Daily Use: Approximately 4.5 weeks of standard morning and evening use.
• Optimal Reorder Cadence: Set a calendar reminder to browse your next vial around Week 7 of single daily use to maintain unbroken treatment continuity.

Maximize your routine efficacy by building balanced, non-clashing steps using exact selections available from our inventory:

Starter Essentials (AM, Mauritius-friendly Daily Radiance)

• Cleanser: ROUND LAB 1025 DOKDO CLEANSER 150ML — Clears skin surfaces cleanly without stripping essential lipids.
• Primary Treatment: Numbuzin No.5 Ampoule Concentrate — Delivers active hyperpigmentation correction.
• Sunscreen: SKIN1004 MADAGASCAR CENTELLA HYALU-CICA WATER-FIT SUN SERUM 50ML — Provides crucial, weightless UV defense to protect your brightening results under the island sun.

Targeted Results (PM Tone Corrective Focus)

• Prep Step: I'M FROM RICE TONER 150ML — Hydrates and offers an initial amino-acid smoothing slip.
• Primary Treatment: Numbuzin No.5 Ampoule Concentrate — Applied directly onto your prepped canvas to clear dark spot pathways.
• Moisturiser: Dr.Althea 345 RELIEF CREAM 50ML — Provides a lightweight gel-cream barrier to lock in your active treatment without clogging pores.

Max Comfort (Dry / Air-Conditioned Night Recovery)

• Prep Step: Anua HEARTLEAF 77% SOOTHING TONER 40ML — Calms irritation and resets surface balance.
• Primary Treatment: Numbuzin No.5 Ampoule Concentrate — Targeted dark spot correction.
• Moisturiser: Beauty of Joseon RED BEAN WATER GEL 100ML — Delivers oil-free, rapid moisture reinforcement.

Compatibility Reminder: Avoid using strong acids and strong retinoids on the same night. If your routine bundle contains a retinoid, do not include a leave-on chemical exfoliant in that same evening session.

This ampoule concentrate is an excellent choice if your primary concerns are stubborn dark spots, localized sun damage marks, and post-inflammatory hyperpigmentation (PIH) requiring fresh, high-potency antioxidant intervention.

Inventory-Backed Alternatives:

• For a Higher Active Active Load: Anua NIACINAMIDE 10%+TXA 4% SERUM 30ML — Choose this if your skin is already well-adapted to high concentrations of actives. Why: Delivers a robust 10% Niacinamide payload combined with 4% Tranexamic Acid for stubborn, resistant discoloration patches.
• For Ultra-Sensitive or Everyday Gentle Care: AXIS-Y DARK SPOT CORRECTING GLOW SERUM CORRECTS & BRIGHTENS 50ML — Choose this if your skin barrier is easily sensitized or milia-prone. Why: Uses a gentle 5% Niacinamide base combined with Squalane to soothe as it brightens, ideal for light daily maintenance.
• For General Brightening Maintenance: NUMBUZIN NO.5 VITAMIN CONCENTRATED SERUM 30ML — Choose this if you prefer a pre-mixed, larger-format daily serum for full-face radiance maintenance rather than an ultra-intensive short-term fresh concentrate course.
• For a Pure Vitamin C Focus: Dr.Althea VITAMIN C BOOSTING SERUM 63% 30ML — Choose this if your primary goal is general environmental antioxidant protection and immediate glow improvement. Why: Features a rich botanical fruit base to support overall skin vitality.

Mindful-Use Reminder: If you currently own an active, functioning brightening serum at home, finish using it completely before purchasing another step. This prevents product expiration and allows you to clearly evaluate what works best for your skin type.

• Can I apply this ampoule directly to my upper eyelids or along my lower waterline? No. The skin surrounding your immediate eye socket is significantly thinner and more sensitive than the rest of your face. High-potency antioxidant concentrates can spread via natural skin warmth and provoke temporary tearing or minor irritation. Keep application outside the orbital bone rim. For direct eye area care, use a dedicated formula such as the Beauty of Joseon REVIVE EYE SERUM : GINSENG + RETINAL 30ML or a specialized eye contour patch.
• Will this product turn my natural skin tone lighter? No. In strict accordance with the MFDS safety framework, brightening functional cosmetics are designed exclusively to restore skin radiance and fade acquired hyperpigmentation (such as dark sun spots, blemish marks, and uneven tan lines). They function by regulating excess melanin synthesis and do not alter or bleach your inherent, natural genetic skin tone.
• How do I maintain ideal hygiene with this bottle structure? Ensure the dropper tip never directly contacts your fingers, face, or any external surface. After each application, return the pipette immediately to the glass housing and tighten the screw cap completely to prevent air exposure and preserve the active ingredients.

• Best For: Individuals managing prominent sun spots, stubborn post-blemish discoloration, or localized uneven tone who are looking for a fresh-mix antioxidant booster.
• Key Benefits: Fresh-mix activation design locks in peak ingredient potency; non-sticky, fast-absorbing fluid texture is perfectly calibrated for tropical climates; uses an evidence-based multi-pathway active approach.
• Keep in Mind: Requires manual cap activation before first use; has an accelerated use-window once activated; requires strict storage discipline away from high heat and direct island sunlight.

• Coverage: Island-wide delivery (Mauritius).
• Processing & Timing: Orders process in 1–2 business days; usually ready by Day 3 for pickup by our delivery partners/regional team. Partner collection can take up to 1 week. After pickup, delivery typically takes 1–5 business days (weekdays only).
• Express: May be available by region; request on WhatsApp: +230 5 778 2336.
• Liquids/Sensitive Items: Serums, toners, liquid makeup (and kits containing liquids) are pickup or door-to-door only; checkout enforces this.
• Scheduling: Deliveries run by region on set schedules; we’ll contact you the evening before.
• Pickup: Citadelle Mall pickup available.
• Returns: No change-of-mind exchanges.
• Refunds (Summary): For defective/damaged on receipt (report within 48h), wrong item, or manufacturing defect within 6 months. Refunds via bank transfer (7–10 business days); card refunds may incur a 5% processor fee (fee not charged for defects/order errors). Opened skincare/personal-care items are non-returnable (except if damaged on delivery).
• Source of Truth: This is a quick snapshot. If anything differs, the policy pages are final.

Official Policy Pages:

• Refunds & Returns Policy: https://adilsons.mu/policies/refund-policy
• Shipping Policy: https://adilsons.mu/policies/shipping-policy