Almost everything a shopper wants to know about a cosmetic product is printed on the back of the package, in a format set by regulators rather than by the brand. The front is persuasion. The ingredient panel is disclosure, and it follows rules that make it readable once you know the order it is written in.

The ordering rule

Ingredients are listed in descending order of concentration until the one percent threshold. Below that, a manufacturer may list the remainder in any order it chooses. This single rule explains why an ingredient promoted heavily on the front of a package can legitimately appear near the end of the list: it is present, but at a fraction of a percent.

Read the first five

The first five entries typically account for the large majority of a formulation. If water, a common emollient and a thickener occupy those positions, the product is mostly a moisturiser regardless of what the active ingredient on the front is called.

Names are standardised, not descriptive

Cosmetic labelling uses a standardised nomenclature so that the same substance carries the same name across markets. That is a benefit for comparison and a hazard for interpretation: an intimidating chemical name may be a routine emulsifier, while a pleasant botanical name may be present in trace quantities as a fragrance component.

Terms with no legal definition

  • Clean and natural: not defined in cosmetic regulation in the United States or the European Union. Each brand sets its own criteria.
  • Hypoallergenic: indicates the manufacturer's own assessment; there is no standard test a product must pass.
  • Dermatologist-tested: states that testing occurred, not what the result was or how many people took part.
  • Fragrance or parfum: a single label entry that may cover a mixture of many components, with allergen disclosure rules varying by market.

What the panel cannot tell you

Concentration below one percent, formulation stability, and how a product will behave on your skin are all absent from the list. Patch testing on a small area over several days remains the only individual answer, and a clinician is the right source for anything involving a diagnosed skin condition.

THRYV has not tested the products in this category and publishes no ranking here. When our beauty testing protocol is complete, results will appear as reviews with the method attached.