Pearl-white emulsion folding through translucent aqua gel

ciccum

Korean skincare formulas, ingredients, and claims, checked against the evidence.

Sep 19, 2026

PEG-2 Caprylylamine: A New Adjuvant Surfactant to Boost Lather Rate

A small dose of PEG-2 caprylylamine speeds up how fast cleansers foam, according to formulator testing described in Cosmetics & Toiletries.

Latest articles About

How we report

We prefer a bounded useful answer over a definitive verdict the available evidence cannot support.

01: Documentation
02: Reported source
03: Observation
04: Inference

Unbranded milky-glass lotion bottle with its aqua cap closed

The same lotion bottle with its aqua cap fully lifted

PEG-2 Caprylylamine: A New Adjuvant Surfactant to Boost Lather Rate

A small dose of PEG-2 caprylylamine speeds up how fast cleansers foam, according to formulator testing described in Cosmetics & Toiletries.

Latest

Culture Shift: Rethinking Skin's Commensal Microflora in Cosmetic Formulation

Glycerin Hydrates Skin Reliably. Repairing the Barrier Is a Different Claim.

Oral and Topical Echium Oil for Skin Benefits

Formulating with Surfactant Silicones

Singlet Quenching Proves Faster is Better for Photostability

Chitin Nanofibrils Promise Dual-Action Delivery, But the Evidence Trail Runs Through One Lab

What the Evidence Actually Shows About 1,3-Propanediol and Skin

The Sunscreen Aging Claim Runs Ahead of What SPF Actually Measures

Deriving Renewable Squalane from Sugarcane

The Lipid-Carotene Carrier Claiming to Double Sunscreen's Radical-Scavenging Power

Inside the W/O/W Fix for Sunscreen's Aggregation Problem

Inside the Lotion: What Heat-Aging a Real Formula Reveals About Formaldehyde-Donor Preservatives

The "Long-Lasting" Sunscreen Claim That Never Made It to the Label

Silicone Elastomer Technologies for Feel and Performance

Why "Natural" Preservation Still Comes Down to Concentration and Combination

Formulating Aftershave: Why the System Beats the Star Ingredient

The Rise of Miniproteins for Dermocosmetics

Nanotechnology and Skin Delivery: What "Nano" Actually Does Depends on the Formula Around It

Why TCM Herbal Blends Are Turning Up in Antiaging Formulas

Read the Label: What Erborian's BB Crème Au Ginseng SPF 20 Actually Promises

A Formulator Reads YUNI's "Count to Zen" Label Line by Line

Skinome's Second Study Ties Water-Free Retinal to Fewer Blemishes

The Preservative Quagmire Has a Deadline: July 2026

Brewing Up Biotech: Tea Catechins and Their Anti-Aging Impact

In Chicago, 'Korean Beauty Store' Means Two Different Things

Four Passes Is Not a Sunscreen Stick Dose

Hello Bello's Baby and Kids SPF 50 Labels Match

A Familiar Bacterium Beats Kao's Preservation System Again

Korea's Melanoma Rise Traces to a Biopsy Tool, Not the Sun

JD.com's Korea Buying Desk Is Now Permanent

The Dose Inside Vital Beautie's New PDRN Drink Tells a Story

Solabia's New Lab Used to Share a Parent With Dr.G

The Sunscreen Blind Spot Predates the Stick

Green Goo's Million Jars Have a Retail Backbone

An INCI Name Cannot Reproduce This Micellar Water

Eucerin's 98% Claims Do Not Measure the Same Thing

Kojic Acid Just Hit a Ceiling in Europe. The Others Haven't.

Body Lotion's Retinol Limit Is About Surface Area, Not Strength

Microdermabrasion Has a Legal Definition. Facial Doesn't.

Himalaya Gives Its Turmeric Serum Different Regional Directions

Formulation

Formulating with Surfactant Silicones

Amphiphilic silicones let formulators build emulsions with a single low-use ingredient, while EU limits on cyclic siloxanes are pushing labs toward linear and non-silicone substitutes.

Ingredients

Culture Shift: Rethinking Skin's Commensal Microflora in Cosmetic Formulation

Preserving a product and preserving a live microbiome are opposite goals, which is why "microbiome-friendly" skincare has quietly become a postbiotic story instead of a probiotic one.

Claims

The "Long-Lasting" Sunscreen Claim That Never Made It to the Label

A 2015 photostability protocol proposed a new sunscreen claim beyond SPF. A decade later, no regulator has adopted it, and 2025 SPF lawsuits show why that gap still matters.

Routines

Green Goo's Million Jars Have a Retail Backbone

Green Goo's million-jar claim does not document a direct-to-consumer success story on its own. Public records show that extensive retail distribution preceded its online pivot, while the channel figures needed to measure DTC performance remain private.

Himalaya Gives Its Turmeric Serum Different Regional Directions
Aug 11, 2026