Short answer: HairMNL is an authorized K18 retailer in the Philippines. You can buy the full K18 range online at HairMNL with nationwide shipping, pick it up the same day in Pasig, or buy it in person at either HairMNL Studio location in Metro Manila, Kapitolyo or Serendra, where a stylist can look at your hair before you spend. HairMNL doesn't sell K18 on Lazada, Shopee or TikTok, so K18 from HairMNL comes only from this site and our two studios. Every bottle is sourced directly from the brand, so what arrives is the product as the brand released it, stored and shipped the way it should be. This page keeps the current peso prices, the ways to buy, and the things to check before you buy K18 anywhere else.
Why Buying K18 from an Authorized Retailer Matters
K18 is a peptide-based repair system with a price to match, which is exactly the kind of product that attracts gray-market and imitation listings. The point of buying from an authorized retailer is not the label on the box. It is the chain behind it: product that comes straight from the brand's distribution, stored properly, within its shelf life, sold with support if something is wrong, and backed by stylists who work with it every day. HairMNL carries the K18 line-up, from the four-minute Leave-In Molecular Repair Hair Mask to the FutureIQ Hair Longevity Serum, and every item is guaranteed authentic.
How to Tell Your K18 Is the Real Thing
A suspiciously cheap bottle of K18 does not have to be counterfeit to be a bad buy. It can fall into any of a few risk categories, and each one costs you the result you paid for.
- Gray-market stock. Product bought abroad and resold here outside the brand's distribution. It may be real, but nobody in the chain is accountable for how it was stored or shipped, there is no local support behind it, and if the formula underperforms there is no one to ask.
- Expired or near-expiry stock. Clearance lots that have sat in a warehouse for a long time are one common source of a "too good" price. Like any cosmetic, K18 has a shelf life. Check that the packaging carries a legible batch or lot code, and be wary of listings that never show the packaging.
- Decanted or refilled product. A loose or mismatched pump, a broken seal where one is expected, a bottle that feels lighter than its labeled size, or a listing that says "repack" or "decant" means you are not buying what the brand made.
- Imitation packaging. Copies get the box right and the formula wrong. If the texture, scent, or pump feels different from what you have used before, stop using it.
Three habits cover all four: buy from an authorized retailer, treat a price far below the list price on this page as a warning rather than a bargain, and start with the 5ml K18 Leave-In Mask (₱900) if you have never used K18 before, so you know what the real thing feels like. If you already have a bottle you are unsure about, bring it to your next appointment and compare it with the stock on the shelf.
K18 Prices in the Philippines
Current prices at HairMNL, all sizes, all authentic. Last updated: October 2026. We update this table when prices change.
| Product | Sizes and prices |
|---|---|
| K18 Leave-In Molecular Repair Hair Mask | 5ml ₱900 · 15ml ₱2,000 · 50ml ₱4,750 |
| K18 Damage Shield pH Protective Shampoo | 53ml ₱925 · 250ml ₱2,350 |
| K18 Damage Shield pH Protective Conditioner | 53ml ₱975 · 250ml ₱2,400 |
| K18 Peptide Prep Detox Clarifying Shampoo | 250ml ₱2,400 |
| K18 Molecular Repair Hair Oil | 4ml ₱800 · 10ml ₱2,000 · 30ml ₱4,100 |
| K18 HeatBounce Conditioning Heat Protectant | 118ml ₱3,100 |
| K18 AirWash Dry Shampoo | 118ml ₱3,100 |
| K18 AstroLift Reparative Volume Spray | 118ml ₱2,950 |
| K18 TripleBright Oxidation Defense Purple Shampoo | 125ml ₱2,550 |
| K18 Biomimetic FutureIQ Hair Longevity Serum | 90ml ₱7,600 |
Three sets are worth knowing about: the Damage Shield Shampoo 250ml and Leave-In Mask 50ml duo (₱7,100) for anyone starting the full routine, the Repair, Protect & Smooth Travel Set (₱4,200) if you want the mask, HeatBounce, and the oil in travel sizes first, and the Hair Mask 50ml and AirWash Dry Shampoo 47ml Duo Travel Set (₱5,200) if you want the full-size mask with a travel-size dry shampoo for the days between washes. Not sure which product you need? Our guide to how to use K18 the right way explains who the mask is for, how many pumps to use, and how long each bottle lasts.
Where to Buy K18 in Person: HairMNL Studio
Both HairMNL Studio branches carry the K18 range on the shelf, and both are working salons, so you can ask a stylist which product fits your hair before you buy, or have it worked into your next appointment. Kapitolyo holds the deepest stock; if you need a specific size at Serendra, message us first and we will check.
HairMNL Studio Kapitolyo (Pasig)
2F The Vantage at Kapitolyo, Pasig City · Google Maps
Open daily, 10AM to 7PM · 0917-790-4455
HairMNL Studio Serendra (BGC)
2F Serendra Mall, Bonifacio Global City, Taguig · Google Maps
Open daily, 9AM to 8PM · 0917-117-9935 / 0939-9268-325
Shipping, Delivery, and Payment
Metro Manila. Standard shipping is ₱50 and arrives within 3 days (orders placed by 5PM). It is free on paid orders of ₱1,800 and up. Cash on delivery is available at ₱180, delivered every Monday and Thursday (order by 5PM). Same-day store pick-up is available in Kapitolyo, Pasig, Monday to Sunday from 10AM to 6PM with a 5PM cut-off; message us first so we can confirm your item is on the shelf, and book your own rider for the pick-up.
Provinces. Shipping to Rizal is ₱205 with delivery every Saturday. Everywhere else in the Philippines is ₱205, with delivery in 3 to 10 days to major cities and up to 14 days to island destinations such as Batanes, Coron, Puerto Princesa, Marinduque, Masbate, Mindoro, and Catanduanes. Shipping is free on paid orders of ₱3,800 and up. Cash on delivery is not available outside Metro Manila.
Payment. Credit card (Visa, Mastercard), GCash, Maya, GrabPay, online banking, bank deposit, and over-the-counter payment at 7-Eleven, Cebuana Lhuillier, Bayad Center, LBC, and SM and Robinsons counters. Installments are available through BillEase, and on BPI and HSBC credit cards at 0% for up to 3 months on orders of ₱5,000 and up. The full detail is on our delivery and payment page.
New to HairMNL? Use HAIRMNLK18 on Your First K18 Order
If you're ordering from HairMNL for the first time, enter the code HAIRMNLK18 at checkout, or apply it with this link, for ₱100 off your first K18 order of ₱1,000 or more. The code is for first-time HairMNL customers, can be used once, and applies to K18 products only. Create a HairMNL account before you check out and you will also earn HairMNL Rewards points on the order.
Prefer to Try Before You Buy?
Not sure whether your hair needs the mask, the serum, or just a better shampoo? Message HairMNL on Messenger for a free online consultation: send a photo of your hair and what you use now, and a stylist will recommend a routine over chat, no purchase required. Or book a chair at either branch, have your stylist start you on K18 in the salon, and take the bottle home.
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Authentic K18, current prices, two salons, nationwide delivery, and people who use the products for a living. That is what buying from an authorized retailer gets you. Start with the K18 collection at HairMNL.
