tags

Expert View
Cosmetics
Safety Testing
Efficacy Evaluation
Cosmetic Efficacy Testing: Why Claim Substantiation Matters in 2026

Cosmetic efficacy testing has become an essential step in developing compliant, evidence-based cosmetic products. Whether launching a new skincare product, validating sunscreen SPF claims, or supporting anti-ageing marketing claims, brands increasingly need scientific evidence to demonstrate that their products deliver the benefits promised on the label. Consumers today expect greater transparency from cosmetic brands, while regulators worldwide are placing increasing emphasis on ensuring that cosmetic claims are truthful, substantiated, and supported by appropriate evidence. As a result, cosmetic efficacy testing plays a critical role in product development, regulatory compliance, and successful market access.