Patch Test vs Safety-in-Use Study for Cosmetics: Which Does Your Product Need?
Regulators ask for safety substantiation, but what they actually want to see are the human studies behind it. The two […]
Regulators ask for safety substantiation, but what they actually want to see are the human studies behind it. The two […]
Cosmetic claims need evidence, but not all evidence looks the same. Clinical efficacy instrumental tests support “hard” performance claims, while