Efficacy Testing
[Demo copy, to be revised] Volunteers use the product while instruments measure the change, giving data behind moisturising, brightening or anti-wrinkle claims.
About this test
【Demo 文案，需調整】
依產品宣稱設計試驗，招募受試者在固定期間使用產品，於使用前後以儀器量測皮膚狀態，並統計差異是否顯著。
報告可作為產品功效宣稱的佐證資料。
Tests included
| Test | Method | Notes |
|---|---|---|
| Moisturizing | Corneometer | Stratum corneum hydration |
| Transepidermal water loss (TEWL) | Tewameter | |
| Whitening | Mexameter, colorimeter | |
| Anti-wrinkle | Skin image analysis | |
| Sun protection factor | ISO 24444 (SPF), ISO 24442 (PA) |
Related tests
Preservative Challenge Test[Demo copy, to be revised] Inoculates the product with set organisms and tracks counts over 28 days to judge whether the preservative system protects it.
Microbiological Testing[Demo copy, to be revised] Counts total viable microorganisms and screens for specified pathogens against cosmetic microbial limits.
Stability Testing[Demo copy, to be revised] Stores the product under heat, cold, cycling and light, then checks appearance and physical properties to estimate shelf life.
Composition Analysis[Demo copy, to be revised] Measures the content of specific ingredients or identifies unknown ones, for formula checks and restricted-substance testing.