Global Markets4 min read
Selling Cosmetics on Amazon in Different Countries
How Amazon's UK, EU, and Japan marketplaces enforce local cosmetic notification and labeling rules before a listing can go live.
March 10, 2026Read
United States (MoCRA)4 min read
Using INCI Names in Your FDA Product Listing
A practical walkthrough of entering ingredients by INCI name in a MoCRA product listing, including how to handle trade-secret fragrance components.
March 10, 2026Read
Business & Operations4 min read
What to Do When a Customer Reports a Reaction
A step-by-step response plan for when a customer reports a skin reaction, covering documentation, follow-up questions, and reporting duties.
March 10, 2026Read
Labeling & Claims4 min read
Why Chemical-Free Is a Claim You Cannot Support
Why the words chemical-free are scientifically indefensible on a cosmetic label and how the claim invites a misleading-advertising challenge.
March 10, 2026Read
Concentration Limits4 min read
Cinnamon and Clove Oil Levels That Stay Skin-Safe
Why cinnamon and clove essential oils need a far lower usage ceiling than most essential oils, and how to keep strong sensitizers within safe range.
March 9, 2026Read
Canada & the CNF4 min read
Declaring Preservatives and Their Levels on Your CNF
How to state preservative concentrations correctly on a Canadian CNF and check them against Hotlist limits before you file.
March 9, 2026Read
Concentration Limits3 min read
Glycolic Acid Percentage Where a Peel Stays Cosmetic
Where the concentration and pH line sits between an at-home glycolic acid product and something that crosses into professional-peel territory.
March 9, 2026Read
INCI Names & CAS Numbers4 min read
Matching Your INCI List to Your Formula Percentages Cleanly
A step-by-step way to reconcile a batch sheet against your INCI declaration so ingredients are not dropped, merged, or double-counted.
March 9, 2026Read
Business & Operations4 min read
Stability Testing Explained for Cosmetic Makers
What stability testing actually proves, roughly how long it takes, and how the results back up a shelf-life claim you can defend.
March 9, 2026Read
Global Markets4 min read
Who Can Be Your UK Responsible Person for Cosmetics
What a UK Responsible Person actually does, why an overseas address will not satisfy the rule, and how small soap makers arrange one.
March 9, 2026Read
Soap & Handmade4 min read
Do You List Lye and Sodium Hydroxide on a Soap Label
Clears up the common confusion over whether sodium hydroxide belongs on a soap label once saponification has consumed it.
March 8, 2026Read
Ingredient Guides4 min read
Niacinamide: Filing a Vitamin B3 Active on Your Notification
Niacinamide's INCI name, CAS 98-92-0, typical use levels, and how to notify it without your labeling wandering into drug-claim territory.
March 8, 2026Read
European Union (CPNP)4 min read
The Period After Opening Symbol and When You Need It
How the open-jar PAO symbol works, how it differs from a fixed best-before date, and which one your EU product actually needs.
March 8, 2026Read
Suppliers & SDS4 min read
What the SDS Tells You About a Colorant or Mica
How to read a safety data sheet for pigments and micas, including where CI numbers and heavy-metal specs actually show up.
March 8, 2026Read
Prohibited & Restricted4 min read
What to Do When an Ingredient in Your Formula Is Restricted
A practical decision path for a restricted ingredient: meet the condition, lower the level, add the required warning, or reformulate.
March 8, 2026Read
Prohibited & Restricted4 min read
Preservatives on the Hotlist: Which Ones Are Capped
Several common cosmetic preservatives are legal in Canada only under a concentration ceiling, and going over it is a filing problem, not just a safety one.
March 7, 2026Read
Soap & Handmade4 min read
Selling Handmade Soap on Etsy to Canadian Buyers
Shipping soap to a Canadian address through Etsy can trigger the same notification and labeling duties as selling from a Canadian storefront.
March 7, 2026Read
Soap & Handmade4 min read
The Cleansing Claim That Keeps Soap Out of Cosmetic Rules
One sentence on your label decides whether your bar is true soap or a cosmetic that needs a full notification.
March 7, 2026Read
Concentration Limits4 min read
Why Weighing Beats Measuring Volume for Limit Accuracy
Volume measurements hide density differences that can push a restricted ingredient over its limit without you noticing.
March 7, 2026Read
Soap & Handmade4 min read
Writing the Ingredient List for a Pure Castile Bar
A single-oil olive castile bar is the simplest possible ingredient panel, which makes it a clean template for getting INCI listing right.
March 7, 2026Read
Global Markets4 min read
How Ingredient Concentration Reporting Differs by Market
The same formula's percentage table has to be reformatted for each regulator, since Canada, the EU, and other markets don't ask for concentration data the same way.
March 6, 2026Read
Global Markets4 min read
How Saudi SFDA Cosmetic Notification Works for Exporters
Exporting cosmetics into Saudi Arabia runs through an electronic SFDA notification and requires a locally established authorized representative.
March 6, 2026Read
Prohibited & Restricted4 min read
Matching a CAS Number to a Hotlist Entry Correctly
Trade names and INCI names can both be ambiguous, which is why checking a Hotlist entry by CAS number is the more reliable way to confirm a match.
March 6, 2026Read
United States (MoCRA)4 min read
MoCRA Deadlines and When FDA Starts Enforcing
Some MoCRA obligations for facility registration and product listing are already active, so it helps to know what is overdue versus what is still ahead.
March 6, 2026Read