Priority certifications include FDA OTC drug manufacturer registration (21 CFR Part 211), NSF/ANSI 455 GMP, and ISO 22716 for any cosmetic components. If you are targeting clean or natural retail channels, look for manufacturers with Ecocert, COSMOS, or EWG Verified experience. Reef-safe claim support (Hawaii Act 104 compliant, oxybenzone and octinoxate free) is also increasingly requested by retailers. AJ Cosmo Labs lists manufacturer credentials on each supplier profile.
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