Skip to content
B4 LAB B4 LAB
Private label skincare · Korea

Build your skincare line

Bring your own formula, build on ours, or start from a blank page — we develop private label skincare end to end, and in the right order. The formula is locked before anything expensive begins, so the product you approve is the product that ships.

Every category

What we develop

From a single hero product to a coherent multi-SKU regimen.

Toner & toner pads

Hydrating, exfoliating or treatment formats.

Serum & ampoule

High-active concentrates with the texture you want.

Emulsion & lotion

Lightweight to rich, tuned to your market.

Cream & moisturizer

Barrier, soothing or anti-aging directions.

Essence

Signature textures that anchor a regimen.

Sun care

Essence and tinted SPF — no white cast.

Sheet & hydrogel

Eye patches, masks and shaped patches — see our hydrogel specialty.

Full regimens

A multi-SKU line that reads as one brand, not five disconnected products.

Explore our hydrogel specialty →
Why develop with us

A product built to sell, not just to ship

01

Founder-led across the whole supply chain.

15+ years from raw materials to packaging to OEM/ODM to brand — so we read the formula, the container and the cost at the same time.

02

Development, not just sourcing.

We design texture, feel and finish, and lock cost and stability before production. You get a product shaped around your market — not a stock formula with your label on it.

03

Full-line capability.

We've developed complete skincare lines — toner, emulsion, ampoule, cream and essence designed to work as one regimen.

04

A certified network.

Your project is matched to partners certified to CGMP and ISO 22716, with US (MoCRA support), EU (CPNP) and Halal handled per market. Partner names stay confidential — and so does your project.

05

Commercial MOQ, designed to fit.

Skincare typically runs 5,000–10,000 units — commercial MOQ, with flexible packaging options where applicable.

06

One point of contact.

A single window from planning through production to delivery.

How it works

Formula first, in the right order

See the full development process →
  1. 01Consultation
  2. 02Formula sample
  3. 03Approval
  4. 04Packaging & labeling
  5. 05Production
  6. 06Export & delivery

Most issues are prevented at formula approval — before anything expensive begins.

Your concept stays yours. NDA available on request — before we review any formula or design.

Have a skincare idea — one product or a full line?

Let's develop it. Tell us what you want to make and we'll typically reply within 24 business hours.