Sensitive & ReactiveStings, reacts
Redness & RosaceaFlushing, redness
Damaged BarrierTight, over-exfoliated
Dry & Eczema-ProneRough, itchy
Post-ProcedureLaser, peels, needling
Acne & BreakoutsBlemishes, pores
Dark SpotsMarks, uneven tone
Lines & FirmnessTexture, bounce
DehydrationDull, tight
Daily SPFWear it every day
Sensitive & ReactiveStings, reactsRedness & RosaceaFlushing, rednessDamaged BarrierTight, over-exfoliatedDry & Eczema-ProneRough, itchyPost-ProcedureLaser, peels, needlingAcne & BreakoutsBlemishes, poresDark SpotsMarks, uneven toneLines & FirmnessTexture, bounceDehydrationDull, tightDaily SPFWear it every dayBuy more, save more: up to 15% off, auto-applied at the cart
TIRTIR PHA 15% Serum 30ml features gluconolactone, a polyhydroxy acid, to help exfoliate dead skin cells and smooth uneven-feeling texture.
Propanediol and butylene glycol help attract moisture, while squalane and emollients leave skin feeling soft and supple.
Bilberry, sugar cane and citrus extracts complement the formula, alongside yam root extract, tocopherol, capryloyl salicylic acid and sea buckthorn fruit oil for skin-conditioning care.
Water, Gluconolactone, C9-12 Alkane, Propanediol, Butylene Glycol, 1,2-Hexanediol, Tromethamine, Sodium Hydroxide, Sodium Citrate, Citric Acid, Ethylhexylglycerin, Vaccinium Myrtillus Fruit Extract, Adenosine, Disodium EDTA, Saccharum Officinarum (Sugarcane) Extract, Squalane, Citrus Aurantium Dulcis (Orange) Fruit Extract, Citrus Limon (Lemon) Fruit Extract, Acer Saccharum (Sugar Maple) Extract, Dioscorea Japonica Root Extract, Tocopherol, Corchorus Olitorius Leaf Extract, Nelumbo Nucifera Root Extract, Hibiscus Esculentus Fruit Extract, Angelica Keiskei Extract, Capryloyl Salicylic Acid, Hippophae Rhamnoides Fruit Oil.
We typically process and ship orders within 1 week, with shipping costs calculated at checkout based on your location and selected method. Free shipping is available on orders over $60 USD / $85 CAD. Once your order ships, you will receive a confirmation email with a tracking number to monitor your package’s status. Standard shipping usually takes 5-7 business days, while express options are available for faster delivery. If you need to change your shipping address after placing an order, please contact us as soon as possible. In case of lost or stolen packages, we recommend reaching out to the carrier first, but our support team is happy to assist. For returns, we accept items within 1 week, provided they are unused and in their original packaging. Refunds are processed within 3-5 business days after we receive and inspect the returned item. Exchanges are also available if you need a different size or variant of a product. If you have any questions about shipping or returns, feel free to contact our support team.
Sensitive & reactive
Redness & rosacea
Damaged barrier
Post-procedure
Acne & breakouts
Dark spots
Lines & firmness
Dehydration
Start barrier-first: fragrance-free cleansers, ceramide or cica moisturisers and mineral SPF. Add one active at a time, patch-tested. Shop the sensitive edit →
Days 0–3: calm with cica, panthenol and hydrogel masks, no actives. Days 3–14: PDRN, peptides or exosome serums. SPF 50 every day. See the aftercare edit →
PDRN is DNA fragments that support repair signals, exosomes are tiny vesicles carrying growth factors, NAD+ supports cellular energy. See them explained visually →
From Canada, the US and Korea, worldwide. Shipping is free over $60 USD / $85 CAD, and volume savings apply automatically. Shipping & FAQ →
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