The 48-hour patch test allows the assessment of the primary irritation potential of a topical product. The test is conducted on a panel of at least 25 subjects. The patches used can be occlusive or semi-occlusive depending on the nature of the product.
The 21-day cumulative irritancy study allows the assessment of the irritation potential of a topical product following a repetitive application of a patch containing the product.
The irritation tests are conducted under the supervision of a dermatologist.
“Tested under the control of a dermatologist”, “Non-irritating”