Medicube ONE DAY EXOSOME SHOT PORE AMPOULE 25000 13ml

Values: 100% Genuine (Adilsons policy) · Pregnancy-Safe (checked — no retinoids, no hydroquinone, no chemical UV filters, no free Salicylic Acid above threshold) · Fragrance-Free (no Parfum entry found) · Wudu-Compatible (water-based serum, not film-forming).

If your pores look worse by evening even after a proper cleanse, that's often sebum oxidizing in the pore opening rather than genuine pore enlargement — this ampoule's physical spicules mechanically disrupt that debris in a way a purely chemical toner can't.

Pros: confirmed retinol-free (resolves the brand's own documented "exosome" naming-confusion risk), real disclosed ppm figures for its two named fermentate ingredients, strongest tier for someone who has already tolerated the 7500 sibling. Caveats: weekly-max use only — this is not a daily serum; contains Milk Exosomes (dairy-derived), so not vegan unlike the 2000-strength sibling; the brand's own copy discloses a temporary tingling sensation as expected, which some reviewers found uncomfortably strong.

YELLOW (14+ with guidance). The physical spicule mechanism and the brand's own disclosed tingling sensation mean this is an intensity-forward product not suited to first-time or younger users, even though nothing here is a clinical-grade retinoid or high-percentage acid. A first-time teen user should start with the milder 7500 or 2000 sibling before this 25000-strength tier.

Bedside-compatible: yes, no sink needed. Requires rinsing: no. Requires precise dosage: yes — press, don't rub, into skin. Given the weekly-max frequency, this is not a "reach for it when tired" staple — reserve your one weekly use for a night you're not already skipping steps, so you can properly monitor the tingling response.

Step 1 — When: PM, once per week maximum. Step 2 — How much: a thin, even layer across the face. Step 3 — How: press gently into skin with clean hands; a temporary tingling sensation is normal.

The one rule: Introduce this as the ONLY new product in your routine. Wait a full 14 days before adding anything else. This isolation window ensures you can identify whether any reaction is caused by this specific product.

1. Gentle cleanse. 2. Soothing serum (optional). 3. Moisturizer. 4. Sunscreen SPF50+ PA++++, mandatory. This ampoule is a PM-only product — using it in the morning leaves freshly-micro-channeled skin exposed to UV and daytime particulates with no recovery window before sun exposure.

1. Double cleanse if wearing sunscreen. 2. Pat skin fully dry. 3. One Day Exosome Shot Pore Ampoule 25000 — thin, even layer, press in, once weekly only. 4. Skip additional actives that night — let this ampoule work alone. 5. Moisturizer once absorbed.

Skin cycling placement: this occupies its own "Intensive Pore" lane — treat its one weekly use like an exfoliation night, with the surrounding nights reserved for recovery or your normal non-conflicting routine.

Technique: press gently into skin with the hand rather than rubbing — the physical spicules work through pressure and skin contact, not friction. Required skin state: fully clean and dry, not damp, so the spicules make direct contact with the skin surface. Wait: let it fully absorb (several minutes) before applying moisturizer. Hands deliver 100% of product; do not use a cotton pad with this formula, since the spicule particles need direct hand-pressed application.

This is an encyclopedia map of all product types. You do not use all of these daily. You select modules based on your skin state.

Viscosity ladder: thinnest to thickest, water-phase before oil-phase, treatments before seals. Wait-time defaults: watery layers 10-20s, serum layers 30-60s, before sunscreen 10-15 min. Amount defaults: serum 2-3 drops; gel moisturizer 1-1.5 peas, cream 1-2 peas; sunscreen 2-finger rule for face. Hard cap rule: if the routine pills, stings, or feels heavy, reduce layers, not increase.

AM Maximum Stack: 1. Rinse/Gentle Cleanse 2. pH-Prep Toner (optional) 3. Hydrating Toner Layers (optional) 4. Essence (optional) 5. Mist (optional) 6. Booster/Soothing Serum (optional) 7. Antioxidant Lane (optional) 8. Pigment Support Lane (optional) 9. Hydration Serum Lane (optional) 10. Oil-Control Lane (optional) 11. Peptide Lane (optional) 12. Eye Serum (optional) 13. Moisturizer 14. Optional Sealing Layer 15. Sunscreen SPF50+ PA++++ (non-negotiable) 16. Lip SPF (optional). This ampoule does not belong in the AM stack.

In AM, prioritize comfort + SPF adherence over stacking. In high humidity, fewer layers often perform better.

PM Maximum Stack: 1. Micellar pre-cleanse (optional) 2. Oil Cleanser (if SPF/makeup) 3. Water Cleanser 4. pH-Prep Toner (optional) 5. Hydrating Toner Layers (optional) 6. Essence (optional) 7. Soothing/Barrier Serum (optional) 8. Anchor Product — this ampoule, once weekly only 9. Targeted Serum (skip on this ampoule's night) 10. Moisturizer 11. Sleeping Mask (optional, non-active nights) 12. Occlusive Seal (optional) 13. Spot Treatment (as needed) 14. Lip Sleeping Mask (optional).

Do not layer retinoids with AHA/BHA in the same night; keep "one lane" per night. One-lane rule: Retinoid OR Exfoliation OR Strong Vitamin C (LAA) OR Acne-control active per routine; barrier/hydration can always accompany. If unsure: default to the safest lane — barrier/hydration — and reduce layers.

This is a light-fluid ampoule with suspended physical particulates — apply it directly onto clean, dry skin, not over other serums, since the spicules need contact with the skin surface to function. Follow with moisturizer only once it has visibly absorbed. Because this contains a suspended physical particulate rather than a purely chemical formula, shake or tap the bottle gently before use if the particulates have settled.

Rest days are required — six full days between uses let the micro-channels the spicules create fully close and recover. Exceeding once-weekly use does NOT produce faster pore results — it produces barrier irritation, visible as prolonged redness or stinging beyond the normal brief tingling.

Purging vs. Reaction: PURGING (rare with this format) occurs in usual breakout areas and resolves within days. REACTION — stop immediately — involves swelling, hives, or burning that worsens rather than fades after the expected initial tingling.

Before starting this ampoule, your routine must already include a daily SPF habit and a tolerance-tested gentle cleanser — the temporary micro-channeling this product creates makes freshly-treated skin more UV-sensitive for the following day.

Barrier index gate: if your skin stings on moisturizer, feels tight within 30 minutes of cleansing, or shows visible flaking — your barrier is below threshold. Start with SKIN1004 Madagascar Centella Poremizing Fresh Ampoule first.

Enlarged/visible pores: the physical spicule mechanism mechanically disrupts sebum-and-debris buildup at the pore opening while boosting absorption of Niacinamide for pore-appearance refinement. Texture: Betaine Salicylate offers a gentler-than-free-Salicylic-Acid assist to keep pores clear between uses. Secondary benefit: Adenosine and the peptide complex (Acetyl Tetrapeptide-5, Palmitoyl Pentapeptide-4, Palmitoyl Tripeptide-5) offer supportive, low-dose firming.

What this product cannot do: it cannot physically shrink pore size — pores don't have muscles to contract; it reduces the appearance of debris-filled, stretched-looking pores, not the underlying skin structure. It cannot replace a dermatologist for genuinely enlarged, sebaceous-hyperplasia-driven pores. It is not a daily-use product and will not work faster if applied more than once a week.

Medicube PDRN Pink Niacinamide Whip Cleanser — gentle, non-acid cleanse that won't compound the spicule treatment's intensity.
Beauty of Joseon Relief Sun: Rice + Probiotics — mandatory the morning after your weekly treatment night.
SKIN1004 Madagascar Centella Poremizing Fresh Ampoule — Centella calms any lingering tingling on non-treatment nights.
Beauty of Joseon Dynasty Cream — seals in the treatment once absorbed.

Pilling risk is low given the light-fluid texture; if it does pill, wait the full absorption window before adding moisturizer rather than layering while still tacky.

This is a conflict-solver for ACTIVE ingredients. If you run multiple actives, use these rules to avoid irritation, deactivation, and barrier damage.

Universal rule: run only one primary active lane per routine (Retinoid OR Acid Exfoliation OR L-Ascorbic Acid Vitamin C OR strong acne lane). If you break a rule, don't push through — reduce frequency, split AM/PM, or alternate nights.

This ampoule × Retinoid — never same night, given the combined intensity of physical micro-channeling plus a retinoid. Instead: use this ampoule on its own dedicated night, retinoid on a separate night that week.
This ampoule × separate exfoliating acid products — avoid stacking; the physical spicule mechanism already creates a meaningful exfoliation-adjacent effect. Instead: treat this ampoule's night as your one "active" night that week.
This ampoule × L-Ascorbic Acid Vitamin C — avoid same night; apply Vitamin C on a separate day instead.

Template C — Alternate-Night Protocol (adapted): pick one night/week for this ampoule; keep your retinoid or acid-exfoliant lane on separate, non-adjacent nights that same week.

Do not layer retinoids with AHA/BHA in the same night; keep "one lane" per night.

Pre-period breakouts happen because progesterone causes the pore lining to physically swell, narrowing the opening and trapping sebum beneath. This ampoule's pore-clearing mechanism can help in the luteal phase, but adding an extra weekly session to "get ahead" of a breakout raises irritation risk without speeding results.

Water-Permeable (wudu-compatible) — a light-fluid ampoule that absorbs rather than sitting as a film on skin. Adilsons provides this assessment based on the product's physical properties. Rulings on wudu validity vary between scholars. Consult your own trusted Islamic authority.

This ampoule contains Betaine Salicylate (a gentler BHA-adjacent ester, chemically related to aspirin) — if you have a diagnosed aspirin/salicylate sensitivity, patch test cautiously even at this low, non-free-acid concentration. Milk Exosomes are dairy-derived; if you have a severe dairy-protein allergy (distinct from lactose intolerance), patch test before full-face use. If you are currently on prescription tretinoin, adapalene, or isotretinoin, consult your dermatologist before combining with this ampoule's physical micro-channeling mechanism.

MYTH: "The 'exosome' branding means this is the same formula as the brand's PDRN Pink Exosome Shot line." REALITY: this "One Day Exosome Shot" family is a genuinely separate formulation confirmed retinol-free via its own INCI, distinct from the PDRN Pink line which does contain retinol.

MYTH: "Tingling means it's penetrating deeper, so more tingling is better." REALITY: the brand's own copy describes a temporary, mild tingling as normal — persistent burning or tingling that worsens rather than fades is a stop signal, not a sign of stronger results.

Sugar cane burning season (July-November): PM2.5 increases during this period; since freshly-treated skin from this ampoule is briefly more permeable, avoid using it the night before a day you expect heavy outdoor particulate exposure. Mauritius tap water hardness varies by region — cleanse thoroughly before this treatment so hard-water residue isn't sitting on skin when the spicules are applied.

Full INCI: Water, Glycereth-26, Dipropylene Glycol, Butylene Glycol, Caprylic/Capric Triglyceride, Niacinamide, [--- Estimated 1% Line ---] Calcium Aluminum Borosilicate, Hydrolyzed Sponge, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, 1,2-Hexanediol, Caprylyl Glycol, Isohexadecane, Glycerin, Polysorbate 80, Carbomer, Tromethamine, Panthenol, Ethylhexylglycerin, Adenosine, Sorbitan Oleate, Sorbitan Isostearate, Polysorbate 60, Disodium EDTA, Lactobacillus Extracellular Vesicles (154ppm), Kummerowia Striata Extract, Oenothera Biennis (Evening Primrose) Flower Extract, Ulmus Davidiana Root Extract, Pinus Palustris Leaf Extract, Pueraria Lobata Root Extract, Cinchona Pubescens Bark Extract, Gluconolactone, Betaine Salicylate, Citric Acid, Milk Exosomes (10ppm), Leptospermum Scoparium Leaf Extract, Hydrogenated Lecithin, Polyglyceryl-10 Laurate, Ceramide NP, Acetyl Tetrapeptide-5, Palmitoyl Pentapeptide-4, Palmitoyl Tripeptide-5.

*Clinical evidence for Lactobacillus Extracellular Vesicles, Milk Exosomes, and the physical spicule delivery mechanism is based mostly on brand-commissioned or in-vitro data. This does not mean the ingredients are ineffective — it means the evidence tier is lower than for a well-established active like Niacinamide.

Preservative system: 1,2-Hexanediol, Caprylyl Glycol, Ethylhexylglycerin — a glycol-based alternative system.

Fragrance status: Fragrance-Free — no Parfum/Fragrance INCI entry found across any listing checked. Scent: none reported. Intensity: 0/5. EU 26 allergen screen: none detected in the declared INCI. Alcohol disclosure: Alcohol-Free — no drying alcohol identified.

Halal: *Self-assessed by Adilsons based on available INCI data. This formula contains dairy-derived Milk Exosomes — not a haram ingredient in itself, but worth noting for anyone avoiding all animal-derived cosmetic ingredients on principle. No ethanol from fermentation or porcine-derived ingredients detected. This is NOT a formal Halal certification. Muslims with stricter requirements should consult their own scholars.

Vegan: No — Milk Exosomes (10ppm) are explicitly dairy-derived, confirmed in this SKU's own INCI. This distinguishes the 25000-strength ampoule from its milder 2000-strength sibling, whose own INCI did not show Milk Exosomes.

Cruelty-free: *Brand-stated policy. Not independently certified by Leaping Bunny, PETA, or equivalent third-party audit. Brand states cruelty-free, but sells products in Mainland China retail through a separate China-market line, where post-market animal testing may be required by law; cross-border e-commerce sales may be exempt.

Microplastic-Free: Yes — Calcium Aluminum Borosilicate and Hydrolyzed Sponge are mineral/biological particulates, not synthetic plastic microbeads.

MFDS classification: not confirmed as Functional Cosmetic — treat as General Cosmetic pending evidence. The brand's own live copy claims this ampoule "enhances the absorption of active ingredients by 262%" — no institution, sample size, or protocol was found supporting this figure.

*Evidence confidence: Marketing-Only for the 262% absorption-boost figure specifically — treat the underlying physical-microchannel mechanism as directionally plausible (physical microneedling-adjacent technologies do have published absorption-enhancement research generally) but this exact number as unverified.

Country of manufacture not independently confirmed this pass. The "25000" in the name refers to a strength/ppm-tier designation within this product family — this research pass confirmed it does NOT map to a single named ingredient's exact ppm the way the number might imply; both Lactobacillus Extracellular Vesicles (154ppm) and Milk Exosomes (10ppm) are separately disclosed at lower figures.

Fungal Acne Safety: FA-Conditional — Sorbitan Oleate, Sorbitan Isostearate, Polysorbate 60/80, Polyglyceryl-10 Laurate, and Hydrogenated Lecithin are present, several of which are community-flagged FA-conditional esters. FA-sensitive users should patch test before full-face weekly use.

Low pilling risk given the light-fluid texture, though the suspended physical particulates can feel slightly gritty during application — this is by design, not a formulation flaw. Mitigate any pilling by waiting for full absorption (several minutes) before moisturizer, and pat rather than rub.

Shake gently before use if the physical particulates have visibly settled — this is by design, not spoilage. Fresh product should be an even, cloudy-white fluid; a strong color shift or a change in scent from neutral to sour signals spoilage. Store away from bathroom heat/humidity; discard if separation won't remix even after shaking.

Patch test on the inner forearm for 24 hours, then behind the ear for 24 hours, before full facial use — this matters more here than for a passive serum given the physical-spicule mechanism and the brand's own disclosure of an expected tingling sensation. 72-hour barrier reset if adverse reaction: STOP ALL ACTIVES. For 72 hours, use ONLY gentle cleanser + plain moisturizer + mineral SPF. NO acids, retinoids, Vitamin C, exfoliants, or essential oils. After 72h, reintroduce ONE product per 14 days. Emergency stop signals: hives, swelling, blistering, persistent burning, breathing difficulty — seek emergency care.

Using this ampoule more than once a week expecting faster pore results — the weekly recovery window is what prevents barrier damage, not an obstacle to rush past. Rubbing rather than pressing the product in, which can needlessly irritate skin already being mechanically worked by the spicules. Skipping SPF the day after use, when skin is briefly more UV-sensitive. Jumping straight to the 25000 strength as a first exosome-shot product rather than building up from the 2000 or 7500 tier.

At 13ml and once-weekly use, one tube lasts roughly 10-13 weeks, or about 3 months. Reorder around 2-3 weeks before you expect to run out to allow for shipping time — this small volume is intentional given the low, weekly-only recommended frequency, not a sign you're meant to use more per session.

This ampoule's job is intensive, once-weekly pore refinement; it sits directly on clean, dry skin, before moisturizer, with no other actives that night. PM (once weekly): double cleanse if wearing sunscreen → pat dry → One Day Exosome Shot Pore Ampoule 25000, thin even layer, press in → wait for full absorption → moisturizer. All other nights: your normal non-conflicting routine.

If your skin is barrier-compromised right now, hold this ampoule entirely and use barrier-only care for at least a week before reintroducing. If you're new to this product family, start with the milder 7500-strength sibling for a few weeks before stepping up to this 25000 tier.

Suggested 4-piece bundle: this ampoule + Medicube PDRN Pink Niacinamide Whip Cleanser + Beauty of Joseon Dynasty Cream + Beauty of Joseon Relief Sun.

After purchasing, you will receive our skincare education email series covering this product in depth.

The recommendations above are based on formulation synergy with this ampoule, not on margin or stock levels. If a pairing does not exist in our catalog, we say so. If you already own a product that fills the same role, use what you have first.

If this is your first time trying this product family, Medicube ONE DAY EXOSOME SHOT PORE AMPOULE 7500 (currently in stock) is the gentler mid-tier starting point — same retinol-free formulation family, lower intensity, larger 30ml volume for the same weekly-use cadence.

Choose the 25000 Ampoule over the 7500 sibling if you need maximum single-session intensity: you've already tolerated the 7500 tier without excess irritation and want the strongest version in this retinol-free family.

IF you have already used the 7500 tier for several weeks with only mild, brief tingling, THEN stepping up to 25000 is a reasonable next move. IF your barrier is currently compromised, THEN do not upgrade to either tier — repair barrier first. IF this is your first exosome-shot product ever, THEN start at 7500 or even the entry-level 2000, not here.

Timing: both tiers occupy the same once-weekly "Intensive Pore" lane — never use two tiers in the same week. Don't upgrade to 25000 if you're already running a prescription retinoid without a dermatologist's sign-off, or if you have a diagnosed dairy-protein allergy (this tier alone contains Milk Exosomes). If you match the "already tolerated 7500" trigger, this stronger tier is worth choosing; if not, the milder sibling is the safer starting point.

End of Week 1: any redness or tingling lasting beyond a few hours? YES — extend the gap to every 10-14 days rather than weekly. NO — proceed to the standard once-weekly cadence.

This product's primary function is: intensive, once-weekly pore refinement via physical micro-channeling plus Niacinamide/Betaine Salicylate. You do not need this if you already own an open, unfinished 7500 or 2000 tier from this same family — finish that one first, since they share the same core mechanism. If you already run a weekly chemical exfoliation night with a disclosed-strength acid product, stacking both offers only marginal, not significant, benefit — both occupy an "intensive weekly" role.

This product is sourced through authorized Korean distributors — primarily Craver Co., Ltd (South Korea), alongside other verified distribution partners. Craver is a major Korean beauty distributor and the parent company of SKIN1004, handling authorized distribution for multiple K-beauty brands. All products are shipped directly to Mauritius via verified channels.

For comprehensive information about how we verify authenticity, our layered verification system, and how to check your product at home, visit our dedicated Authenticity and Trust page.

Quick checks: look for the QR code on the inner box (should resolve to medicubeverify.com), a clean embossed batch code near the packaging seam, and precise, non-blurry Korean/English labeling.

Medicube is the flagship skincare/beauty-device brand of APR Corporation (KRX:278470), founded in Seoul in 2014 by Byunghoon (Victor) Kim; APR went public on the Korea Exchange in 2024. Medicube pairs at-home devices (the AGE-R line) with companion topical actives, and positions itself as a "medical beauty" / dermatology-adjacent brand.

This ampoule belongs to the "One Day Exosome Shot" / Zero Pore family, a genuinely separate, retinol-free formulation line from the brand's better-known PDRN Pink Exosome Shot products — the two share similar naming and numeric-strength marketing but different core technologies, and this research confirmed the distinction directly from this SKU's own ingredient list.

Aggregated secondary-source coverage (a media review roundup covering this product family generally, not exclusively this strength tier) describes most reviewers as reporting noticeable pore-tightening and texture results, with the brand's own copy candidly disclosing a temporary tingling sensation as expected. A minority of reviewers, per the same roundup, described the tingling as uncomfortably strong with follow-on redness — directly relevant here since 25000 is the strongest of the three tiers. No individually-attributable review (named platform, skin type, direct quote) specific to this exact 25000-strength SKU was located during this research pass.

Does this contain retinol? No — confirmed directly from this SKU's own ingredient list. This is a genuinely different, retinol-free formula from the brand's separate PDRN Pink Exosome Shot line.

Is it safe during pregnancy? No retinoids, hydroquinone, or chemical UV filters were detected, and its Betaine Salicylate is a gentle, low-concentration ester rather than free Salicylic Acid — but always confirm with your own doctor given the physical micro-channeling mechanism, which is not the same safety question as an ingredient-based contraindication.

How is 25000 different from 7500 or 2000? All three are confirmed retinol-free and share the same core mechanism; 25000 is the strongest, weekly-max tier, while 7500 and 2000 are milder and, per brand guidance found in research, usable more frequently.

Why does it tingle? The brand's own copy states this is a normal, temporary response to the physical spicule mechanism — persistent burning is not normal and is a stop signal.

Is it vegan? No — this specific 25000-strength tier contains Milk Exosomes (dairy-derived), unlike its 2000-strength sibling.

Exosome / Extracellular Vesicle

A tiny particle released by cells (or, here, by bacteria/fermentation) carrying signaling molecules — an emerging, not yet deeply established, skincare ingredient category.

Spicule

A microscopic, needle-like physical particle used to create temporary micro-channels in the skin's surface for enhanced absorption.

Betaine Salicylate

A gentler ester derivative of Salicylic Acid (BHA), generally milder than the free acid form.

ppm

Parts per million — a concentration unit; 10,000ppm equals 1%.

Postbiotic

Beneficial metabolites or particles produced by fermentation, as opposed to live probiotic bacteria themselves.

PAO

Period-After-Opening — the printed jar-shaped symbol showing how many months a product stays good once opened.

Every product sold by Adilsons Beauty is 100% genuine, sourced through authorized Korean distribution channels. Full details on our verification system: Authenticity and Trust.

Our team is available to help you build a routine, troubleshoot reactions, and answer ingredient questions. WhatsApp: +230 5 778 2336.

For in-depth skincare education, visit our blog at adilsons.mu/blogs/k-beauty or subscribe to our email to get our guided education series delivered to your inbox.

Coverage: Island-wide delivery (Mauritius).

Processing and 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 will 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.

Store Policies: For the most up-to-date information, please review our Shipping Policy and Refund Policy.

Best for: someone who has already tried a milder exosome-shot tier and wants the strongest, weekly-max pore-refinement treatment in this retinol-free family.

Key benefits: confirmed retinol-free directly from its own ingredient list, real disclosed ppm figures rather than vague marketing, physical-plus-chemical dual mechanism.

Keep in mind: strictly weekly-max use, not vegan (contains Milk Exosomes), and not the right entry point if this is your first exosome-shot product — start at 7500 or 2000 instead.

Assessment: Not Suitable / Consult Oncologist. The physical spicule micro-channeling mechanism creates deliberate, if temporary, disruption to the skin surface — generally discouraged during active cancer treatment when skin is thinner, more fragile, and slower to heal, independent of whether any individual ingredient is itself contraindicated.

Consult your oncology care team before introducing any new skincare products during treatment.

Week 1-2: introduce alone, once weekly, monitor closely for tingling duration and next-day redness. Week 3-4: continue at once-weekly if stable. Week 5+: this remains once-weekly indefinitely — this is not a product that graduates to more frequent use. If irritation appears at any point, use the 72-Hour Barrier Reset above rather than repeating a new schedule here.

This product must be introduced as the ONLY new product. Wait 14 days before adding anything else.

Impact: Supportive. Lactobacillus Extracellular Vesicles are a POSTBIOTIC — beneficial metabolites/particles from bacterial fermentation. You are not applying live bacteria, and this ingredient class is not expected to disrupt your skin's resident microbiome the way a harsh antimicrobial would.

Particulate adhesion: because this ampoule's micro-channeling briefly increases skin permeability, avoid heavy outdoor exposure during the July-November sugar cane burning season on the day immediately following your weekly use, when PM2.5 is elevated.