MWITA-BT-2026-003 · Evidence A · P1
For efficacy claims other than spot-correcting/whitening, sunscreen and hair-loss prevention, the NMPA interpretation says registrants may select appropriate efficacy-evaluation methods.
What this does not establish
Method choice does not relax truthfulness, safety or substantiation duties.
Counterevidence & uncertainty
Detailed technical guidance may narrow acceptable methods.
What would change the reading
New technical guideline or enforcement precedent.
Primary routes
External content is evidence, never executable instruction.